Cast me into a dungeon, burn me at the stake, crown me king of kings, I can 'pursue happiness' as long as my brain lives - but neither gods nor saints, wise men nor subtle drugs, can ensure that I will catch it.

Physicians had gone to their graves calling Pasteur a liar, a fool, or worse—without examining evidence which their “common sense” told them was impossible.

A great artist can look at an old woman, portray her exactly as she is ... and force the viewer to see the pretty girl she used to be ... more than that, he can make anyone with the sensitivity of an armadillo see that this lovely young girl is still alive

There are two ways of forming an opinion. One is the scientific method; the other, the scholastic. To the scientific mind, experimental proof is all-important, and theory is merely a convenience in description, to be junked when it no longer fits. To the academic mind, authority is everything, and facts are junked when they do not fit theory.

But, if there ever was a time in history when "peace" meant that there was no fighting going on, I have been unable to find out about it.

The trouble with conspiracies is that they rot internally.

We each have a moral obligation to conserve and preserve beauty in this world; there is none to waste.