Experience has shown, and a true philosophy will always show, that a vast, perhaps the larger portion of the truth arises from the seemingly irrelevant.

Of puns it has been said that those who most dislike them are those who are least able to utter them.

That man is not truly brave who is afraid either to seem or to be, when it suits him, a coward.

Beauty of whatever kind, in its supreme development, invariably excites the sensitive soul to tears.

I would designate as science fiction in the best sense: they are visions and anticipations by which we seek to attain a true knowledge, but, in fact, they are only imaginations whereby we seek to draw near to the reality.

In my own life, my science and my religion are separate.

The only real voyage of discovery consists not in seeking new landscapes but in having new eyes.

I grew up with an impatience with the anti-scientific. So I'm a bit miffed with our current love affair with all things Eastern. If I sneeze on the set, 40 people hand me echinacea. But I'd no sooner take that than eat a pencil. Maybe that's why I took up boxing. It's my response to men in white pajamas feeling each other's chi.