Science tells us what we can know, but what we can know is little, and if we forget how much we cannot know, we become insensitive to many things of great importance.

A stupid man's report of what a clever man says can never be accurate, because he unconsciously translates what he hears into something he can understand.

The search for something permanent is one of the deepest of the instincts leading men to philosophy.

What Galileo and Newton were to the seventeenth century, Darwin was to the nineteenth.

To teach how to live without certainty, and yet without being paralyzed by hesitation, is perhaps the chief thing that philosophy, in our age, can still do for those who study it.

Almost everything that distinguishes the modern world from earlier centuries is attibutable to science, which achieved its most spectacular triumphs in the seventeenth century.

Liberation from the tyranny of the body contributes to greatness, but just as much to greatness in sin as to greatness in virtue.

The problem of finding a collection of “wise” men and leaving the government to them is thus an insoluble one. That is the ultimate reason for democracy.

Corporate terrorism is psychological warfare. Corporate terrorists try to manipulate us and change our behavior by creating fear, uncertainty, and division in society.

While you judge me by my outward appearance I am silently doing the same to you, even though there's a ninety-percent chance that in both cases our assumptions are wrong.

I think a basic level of fitness can help the body cope with all manner of incidents.

It [the Euro] is a decisive step towards ever closer political and institutional union in Europe. Above all, it is political.

Intimacy requires an ability to both merge and be separate, to come together and be apart, like oscillating on a giant swing from oneness to separateness, creating a constant rhythm.

As far as we can look back into history, the downfall of any nation can be traced from the moment that nation became timid about spending its best blood.

The conjunction of the day and the night is the most auspicious time for calling on God. The mind remains pure at this time.

I don't care about preaching to the converted.

When I heard Puerto Ricans in New York City, it sounded very strange. And the first time I heard someone from Spain, I thought they had a speech impediment!

Naturally, everyone loves his freedom, but we must beware of this as of a broad road that leads to perdition.