No one can affect you at all if you are stable - you have stable mind ! Stable mind can be built with practice- 1) when something happens which affects you say INTERESTING, now what should I do - find the way out ! It will relax you and you will find the way out easily and quickly 2) love yourself the most - love starts with self love, remove negative people who discourage you, who don’t believe in you and add people who support you , love you and motivate you which helps you achieve your goals sooner LOVE YOURSELF THE MOST 3) Breath deeply and slowly - will help you deal with anger and frustration, will calm you down, will make you relaxed 4) Think positive in all situations- concentrate on positive things in each and every stage of your life !