Two things are infinite: the universe and human stupidity; and I’m not sure about the universe.
― Albert Einstein

Computers are like bikinis. They save people a lot of guesswork.
— Sam Ewing

Most great people have attained their greatest success just one step beyond their greatest failure.
— Napoleon Hill

True friendship is like sound health; the value of it is seldom known until it is lost.
— Charles Caleb Colton

Give me six hours to chop down a tree and I will spend the first four sharpening the axe.
— Abraham Lincoln