Biology has tended to be an observational science and deriving things from first principles has not been possible in the past but I hate to predict the future on that.

The discrepancy between what was expected and what has been observed has grown over the years, and we're straining harder and harder to fill the gap.

There are reasons, increasing in number and quality, to believe that the masses of ordinary galaxies may have been underestimated by a factor of 10 or more.

There's no observational evidence that I know of that indicates electric and magnetic forces are important on cosmological scales.

A wise man always has something to say, whereas a fool always needs to say something.

Some people seem to put the devil on a par with God. Actually, Satan is a fallen angel.

The only thing a person of my age can do is fall in love secretly, silently, likeI had done with Mariana. Fall in love knowing that all is lost and there is no hope.

I think you only learn what kind of personality you have by committing to things.

No psychic value can disappear without being replaced by another of equivalent intensity.

If the architecture is any good, a person who looks and listens will feel its good effects without noticing.

Without changing one's self, without peace in one's self, world peace is not possible.

There is always a best way of doing everything.

The first lesson every child of Athena learned: Mom was the best at everything, and you should never, ever suggest otherwise.

...this culture of mandatory happiness actually promotes dishonesty and more suffering.