He who is too busy doing good finds no time to be good. Rabindranath Tagore
Religion is an insult to human dignity. With or without it you would have good people doing good things and evil people doing evil things. But for good people to do evil things, that takes religion. Steven Weinberg
There is a sort of gratification in doing good which makes us rejoice in ourselves. Michel de Montaigne
The pleasure of doing good is the only one that will not wear out. Chinese Proverb
Ane never tines by doing good. Scottish Proverb
A father doing good things will have a similar son. Basque Proverb