First, I'm trying to prove to myself that I'm a person. Then maybe I'll convince myself that I'm an actress. Marilyn Monroe
I have a lot of things to prove to myself. One is that I can live my life fearlessly. Oprah Winfrey
Deeds that seemed unimportant at the time would prove to have been momentous; a tiny act of selfishness and unkindness or, conversely, an unconsidered act of generosity would become the measure of a human life. Karen Armstrong
If anyone could prove to me that Christ is outside the truth, and if the truth really did exclude Christ, I should prefer to stay with Christ and not with truth. Fyodor Dostoyevsky
The cheap things prove to be expensive at the end. Portuguese Proverb
Be civil to every man; you know not who may prove to be your friend. American Proverb