"The first step in the evolution of ethics is a sense of solidarity with other human beings."

"I don't know what your destiny will be, but one thing I do know: the only ones among you who will be really happy are those who have sought and found how to serve."

"The greatest good is to do good to others."

"Wherever a man turns, he can find an opportunity for service."

"We are all in the same boat, in a stormy sea, and we owe each other a terrible loyalty."