Here is a website I recommend:

Tiny Buddha: Wisdom Quotes, Letting Go, Letting Happiness In

Plus you are you. Nobody is better than anyone. We all have our own weaknesses and strengths; you need to accept them.

Take your time to become self-aware and write out your weaknesses and strengths and your likes and dislikes. It helps quite a bit so you can be more aware on what you need to strengthen and know what you are good at and can strengthen your strengths more too. Which of course it takes time and patience.