By far the best proof is experience.
Know that you are great. . . so dominate.
The truest greatness lies in being kind, the truest wisdom in a happy mind.
There is no chance, no destiny, no fate, that can circumvent or hinder or control the firm resolve of a determined soul.
It is easy to be pleasant when life flows by like a song, but the man worth while is the one who will smile when everything goes dead wrong. For the test of the heart is trouble, and it always comes with years, and the smile that is worth the praises of earth is the smile that shines through the tears.
A pat on the back is only a few vertebrae removed from a kick in the pants, but is miles ahead in results.
So many gods, so many creeds, so many paths that wind and wind while just the art of being kind is all the sad world needs.
Sometimes I amaze even myself.
My life before children I don't really remember. I've heard references to it, but I really don't remember.
Imagine for a moment your own version of a perfect future. See yourself in that future with everything you could wish for at this very moment fulfilled. Now take the memory of that future and bring it here into the present. Let it influence how you will behave from this moment on.
Everybody dies … The thing is, to have a life before we die.