What most needs explanation is not why some people are criminals, but why most people are not.

Four innate sentiments dispose people to a universal moral sense. These are sympathy, fairness, self-control and duty.

One unrepaired broken window is a signal that no one cares, and so breaking more windows costs nothing.

Public order is a fragile thing, and if you don't fix the first broken window, soon all the windows will be broken.

I believe that the high rates of property crime (and some of the increase in violent crime) are part of the price you pay for freedom.

In terms of other functions, we are making a mistake about insisting on a public school monopoly.

A government without the power of defense! It is a solecism.

But no one has yet succeeded in reducing the size or scope of the federal government

Crime is the price society pays for abandoning character.

There are no more liberals Theyve all been mugged.

In the long run, the public interest depends on private virtue.

To be enlightened is to know oneself and not run away.

The idea isn't to do the impossible. The idea is to show the world that if one man can do the impossible, then maybe the rest of the world can do what's possible.

To what purpose should I trouble myself in searching out the secrets of the stars, having death or slavery continually before my eyes?

You could have two completely different careers if you could stay healthy to 90. How fascinating that would be.

We have no healthcare and we have all the guns in the world, it makes you think twice before you start throwing punches in a bar.

I never leave the house without putting on my lipstick.

I got tired of playing other people's songs.

[The public has] the habit now of invalidating opinions emanating from me by reference to my age and infirmities.

The equation of evolution with progress represents our strongest cultural impediment to a proper understanding of this greatest biological revolution in the history of human thought.