The art of prophecy is very difficult, especially with respect to the future.

Crowds stand around all day long and criticise that bridge, and find fault with it, and tell with unlimited frankness how it ought to have been planned, and how they would have built it had the city granted them the $14,000 it cost. It is really refreshing to hang around these and listen to them. A foreigner would come to the conclusion that all America was composed of inspired professional bridge builders.

My father was a Saint Bernard, my mother was a Collie, but I am a Presbyterian.

Never mistake motion for progress.

Only kings, presidents, editors, and people with tapeworms have the right to use the editorial 'we.'

Being rich ain't what it's cracked up to be. It's just worry and worry, and sweat and sweat, and a-wishing you was dead all the time.

Be good and you'll be lonesome