A key to success is realizing the distinction between things that you can handle and those that you can't. You cannot foresee what'll happen to you, but you can handle how you answer it. Learn to be positive and you will find ways round the hurdles in life. Learn How to heal ancestral pattern and you will live your life to the fullest. Don’t beat yourself up over errors, learn from them than move on.
If you discover yourself more susceptible than usual to mental poison and critical observations, check out your social circle for signs. You could find that your colleagues are contributing to a very depressed and acidic perspective, and that you are letting these individuals to positively design your personal unhappiness.