"Next to the Christian religion, the greatest civilizer of mankind is business."

"I know of no other single thing that does so much to broaden the mind and enlarge the understanding as travel."

"The greatest blessing of life is that it can be lived in the spirit of helpfulness."

"The impression that we were a lot of greedy adventurers, or that we had a purpose to do anything wrong, was, of course, absolutely untrue."

"The man who is always complaining will never achieve anything great."