Parents were invented to make children happy by giving them something to ignore.

One machine can do the work of fifty ordinary men. No machine can do the work of one extraordinary man.

The world is full of willing people, some willing to work, the rest willing to let them.

While we try to teach our children all about life, our children teach us what life is all about.

Only two things are infinite, the universe and human stupidity, and I'm not sure about the former.

You can't build a reputation on what you are going to do.