Ignorance per se is not nearly as dangerous as ignorance of ignorance.

How much more grievous are the consequences of anger than the causes of it.

He who angers you conquers you.

Honest criticism is hard to take, particularly from a relative, a friend, an acquaintance or a stranger.

Great talents are the most lovely and often the most dangerous fruits on the tree of humanity. They hang upon the most slender twigs that are easily snapped off.

Death most resembles a prophet who is without honor in his own land or a poet who is a stranger among his people.

You need only reflect that one of the best ways to get yourself a reputation as a dangerous citizen these days is to go about repeating the very phrases which our founding fathers used in the struggle for independence.

I know that every good and excellent thing in the world stands moment by moment on the razor-edge of danger and must be fought for.

Nothing in all the world is more dangerous than sincere ignorance and conscientious stupidity.

I think it is all a matter of love: the more you love a memory, the stronger and stranger it is.

Power always has to be kept in check; power exercised in secret, especially under the cloak of national security, is doubly dangerous.

Experts say you should never hit your children in anger. When is a good time? When you're feeling festive?

Men make angry music and it's called rock-and-roll; women include anger in their vocabulary and suddenly they're angry and militant.

The real threat to whales is whaling, which has endangered many whale species.

The Four Levels of Comedy: Make your friends laugh, Make strangers laugh, Get paid to make strangers laugh, and Make people talk like you because it's so much fun.

I am one who believes that one of the greatest dangers of advertising is not that of misleading people, but that of boring them to death.