Many of the greatest tyrants on the records of history have begun their reigns in the fairest manner. But the truth is, this unnatural power corrupts both the heart and the understanding.

The only thing necessary for the triumph of evil is for good men to do nothing.

Nobody made a greater mistake than he who did nothing because he could do only a little.

Those who don't know history are destined to repeat it.

The hottest fires in hell are reserved for those who remain neutral in times of moral crisis.

Silence is golden but when it threatens your freedom it's yellow.

In a democracy, the majority of the citizens is capable of exercising the most cruel oppressions upon the minority.

It is a general popular error to suppose the loudest complainers for the public to be the most anxious for its welfare.

When you fear something, learn as much about it as you can. Knowledge conquers fear.

Mere parsimony is not economy. Expense, and great expense, may be an essential part in true economy.

The Fate of good men who refuse to become involved in politics is to be ruled by evil men.

Come on, Doctor... we got places to go.

Those who think, Present.

I fear that if the matter is beyond humanity, it is certainly beyond me.

Here we stand between two eternities of darkness. What are we to do with this glory while it is still ours?

It seems to be that loneliness is a small price to pay for peace and quiet.

Terrorism is an immediate problem that people are very concerned about, and I am as concerned about that as anyone else. But it isn't an either or situation.

Whoever lives true life, will love true love.

And just dance a little.

To gain a reputation for virtue, grieve over those you injure.

I appreciate the people there thinking about me, and I look forward to coming back to Paris for that occasion.