By Ari Sotiriou MA PGDip psychodynamic psychotherapist
Many people assume that self-esteem is something we are either born with or without. They look at confident people and conclude that they must have always felt good about themselves. In reality, self-esteem is not fixed. It develops throughout our lives and is shaped by our experiences, our relationships and, importantly, the way we interpret those experiences.
If you struggle with low self-esteem, you may have become so used to criticising yourself that it feels completely normal. You might dismiss your achievements, focus on your mistakes and assume that other people see you as negatively as you see yourself. Over time, this harsh inner voice can affect your relationships, your work, your willingness to try new things and even your enjoyment of everyday life.
The good news is that self-esteem can improve. One of the most effective approaches for doing this is Cognitive Behavioural Therapy (CBT), developed by the American psychiatrist Aaron T. Beck. CBT is based on a simple but powerful idea: our thoughts, feelings and behaviours constantly influence one another. By learning to recognise unhelpful patterns and replacing them with more balanced ones, we can gradually build greater confidence and trust in ourselves.
What Is Self-Esteem?
Self-esteem is the way we think and feel about ourselves. It influences whether we believe we are capable, deserving of respect and able to cope with life’s challenges.
Healthy self-esteem does not mean believing you are better than other people or pretending that you never make mistakes. Instead, it means recognising that everyone has strengths and weaknesses, including you. It allows you to accept imperfections without concluding that they define your worth.
People with low self-esteem often hold themselves to impossible standards. A small mistake can feel like proof that they are a failure. A disagreement may become evidence that nobody likes them. Positive feedback is often dismissed, while criticism is remembered for years.
This is not because they are weak or overly sensitive. It is because their mind has become trained to notice evidence that supports negative beliefs while overlooking evidence that contradicts them.
How CBT Understands Low Self-Esteem
According to CBT, many of our emotional difficulties are maintained by automatic thoughts. These are the quick judgments that appear in our minds without us consciously choosing them.
Imagine making a mistake during a meeting. One person might think, “Everyone makes mistakes sometimes.” Another might immediately think, “I’m useless. Everyone must think I’m incompetent.”
The event is the same, but the interpretation is very different.
Over time, repeated negative thoughts can become deeper beliefs about ourselves. These are often called core beliefs. They may sound like:
- “I’m not good enough.”
- “I’m a failure.”
- “I’m unlovable.”
- “I always let people down.”
These beliefs often develop gradually through childhood experiences, difficult relationships, bullying, criticism or repeated disappointments. Once established, they influence how we interpret new situations, often without us realising it.
One of the most important lessons of CBT is that thoughts are not facts. They are interpretations, and interpretations can be questioned.
Why Positive Thinking Is Not Enough
People sometimes assume that improving self-esteem simply means repeating positive affirmations or telling yourself that everything is wonderful.
Unfortunately, it rarely works that way.
If someone deeply believes they are worthless, saying “I’m amazing” may simply feel unbelievable.
CBT takes a different approach. Rather than replacing negative thoughts with unrealistic positive ones, it encourages us to look for evidence.
Instead of asking, “How can I think positively?” CBT asks, “What is the evidence for this belief? Is there another explanation? Am I judging myself more harshly than I would judge someone else?”
This creates thoughts that are balanced rather than artificially optimistic.
At the same time, CBT recognises that confidence grows through action. Every time we face a fear, set a healthy boundary, ask for help or try something new, we gather fresh evidence about our abilities. Behaviour helps reshape belief.
Building Self-Esteem One Small Step at a Time
The worksheet that accompanies this article introduces a number of practical CBT exercises that help strengthen self-esteem gradually.
Some exercises focus on identifying the inner critic and learning not to accept every negative thought as truth. Others encourage you to examine long-held beliefs and ask where they came from and whether they are still accurate today.
You will also be invited to notice your strengths. This may sound surprisingly difficult. Many people with low self-esteem remember every criticism but quickly forget compliments, achievements and acts of kindness. Keeping a record of these positive experiences helps restore a more balanced picture of yourself.
Another important part of the worksheet involves behavioural experiments. Instead of assuming the worst will happen, you gently test your predictions in real life. You might contribute one idea during a meeting, express an opinion in conversation or apply for something you would normally avoid. Often, the outcome is much less negative than the mind had predicted.
The worksheet also introduces self-compassion. Many of us speak to ourselves in ways we would never speak to a close friend. Learning to respond with greater understanding does not mean making excuses for mistakes. It means recognising that being human includes getting things wrong from time to time.
You will also find exercises that encourage you to notice your daily achievements, reduce unhealthy comparisons with others and build confidence around your personal values rather than constant performance. These small practices gradually help create a steadier and more realistic sense of self-worth.
Progress Comes Through Practice
One of the most important ideas in CBT is that change happens through repetition.
Completing an exercise once is unlikely to transform how you feel about yourself. Just as physical strength develops through regular exercise, emotional resilience develops through repeated practice.
Some days will feel easier than others. You may still notice the inner critic becoming loud during stressful moments. That does not mean you have failed. It simply means you are learning a new way of responding to old habits.
Over time, many people notice that the critical voice becomes less convincing, while a calmer, more balanced voice begins to grow stronger.
The goal is not perfection.
The goal is fewer attacks on yourself, more accurate thinking and greater confidence in your ability to cope with life’s challenges.
Ready to Begin?
Reading about self-esteem is a valuable first step, but lasting change usually comes from putting new ways of thinking into practice. The interactive worksheet that accompanies this article has been designed to help you work through these CBT exercises at your own pace. Rather than simply reading about them, you will be guided to reflect on your own experiences, challenge unhelpful beliefs, recognise your strengths and develop a kinder, more balanced view of yourself.
The worksheet is free to access.
If you would like to receive it, simply complete the request form below with your name and email address. Once I receive your request, I will personally email you the secure link to the interactive worksheet.
I hope it becomes a helpful companion as you build greater confidence, self-acceptance and self-trust, one small step at a time.
If you discover that your low self-esteem is deeply rooted in painful life experiences, trauma or difficult relationships, remember that you do not have to work through it alone. Therapy can provide a safe and supportive space to understand where these beliefs came from and begin developing a more compassionate relationship with yourself.
Your details will only be used to send you the worksheet and occasional clinical resources from Online Therapy Clinic. You may unsubscribe at any time.
Photo credit: Trarete / Pexels
Audio narration produced using ElevenLabs voice technology.