A coward is much more exposed to quarrels than a man of spirit.

To every action there is always opposed an equal reaction: or, the mutual actions of two bodies upon each other are always equal, and directed to contrary parts.

Madness does not govern a country; discussion does.

The best revenge is not to be like your enemy.

The ultimate measure of a man is not where he stands in moments of comfort and convenience, but where he stands at times of challenge and controversy.

There is no room in this country for hyphenated Americanism… The one absolutely certain way of brining this nation to ruin, of preventing all possibility of its continuing to be a nation at all, would be to permit it to become a tangle of squabbling nationalities.

Democracy is two wolves and a lamb voting on what they are going to have for lunch. Liberty is a well-armed lamb contesting the vote.

I rebel; therefore I exist.

Nonviolence is the answer to the crucial political and moral questions of our time; the need for man to overcome oppression and violence without resorting to oppression and violence.

Give us grace and strength to forbear and to persevere. Give us courage and gaiety and the quiet mind, spare to us our friends, soften to us our enemies.

Be brave. Take risks. Nothing can substitute experience.

There is nothing more difficult to take in hand, more perilous to conduct, or more uncertain in its success, than to take the lead in the induction of a new order of things.

If things seem under control, you are just not going fast enough.

You don’t develop courage by being happy in your relationships everyday. You develop it by surviving difficult times and challenging adversity.

Cowards die many times before their deaths; the valiant never taste of death but once.

Almost every significant breakthrough is the result of a courageous break with traditional ways of thinking.

Here must all distrust be left behind; all cowardice must be ended.