Wrinkles should merely indicate where smiles have been.

My own luck has been curious all my literary life; I never could tell a lie that anyone would doubt, nor a truth that anybody would believe.

Don't dream your life, but live your dream

In the small town of Hannibal, Missouri, when I was a boy, everybody was poor, but didn't know it; and everybody was comfortable and did know it.

All Congresses and Parliaments have a kindly feeling for idiots, and a compassion for them, on account of personal experience and heredity.

The ignorant are afraid to betray surprise or admiration...they think it ill manners.

One of the most striking differences between a cat and a lie is that a cat has only nine lives.