Believe in yourself . Have faith in your abilities.
Without a humble yet reasonable confidence in your own power , you cannot be successful or happy. A Sense of inadequacy interferes with the attainment of your hopes but self-confidence leads to self-realization and achievement.
But with self confidence , you can succeed.
Resource : The power of positive thinking .
Don’t chase happiness and you will find a happy place. I can tell you the place where happiness is — in YOU.
The road to happiness is the maximum development of all your abilities.
Happiness is product of nicely organized living.
If you want to prove something to someone , you exist only for that person. If you exist for yourself , then you don’t need to prove anything to anyone.