"You can fool all the people some of the time, and some of the people all the time, but you can not fool all the people all of the time."
"I never encourage deceit, and falsehood, especially if you have got a bad memory, is the worst enemy a fellow can have. The fact is truth is your truest friend, no matter what the circumstances are."
"I always avoid prophesying beforehand, because it is much better policy to prophesy after the event has taken place."
"We must not promise what we ought not, lest we be called on to perform what we cannot."
"The farther backward you can look, the farther forward you are likely to see."