Happiness has got to be paid for. You're paying for it, Mr. Watson–paying because you happen to be too much interested in beauty. I was too much interested in truth; I paid too.

Nothing — the only perfection, the only absolute. Infinite and eternal nothing.

Today we are faced, I think, with the approach of what may be called the ultimate revolution, the final revolution, where man can act directly on the mind-body of his fellows.

The more a man knows about himself in relation to every kind of experience, the greater his chance of suddenly, one fine morning, realizing who in fact he is.

Where beauty is worshipped for beauty's sake as a goddess, independent of and superior to morality and philosophy, the most horrible putrefaction is apt to set in. The lives of the aesthetes are the far from edifying commentary on the religion of beauty.

The thin and precarious crust of decency is all that separates any civilization, however impressive, from the hell of anarchy or systematic tyranny which lie in wait beneath the surface .

One believes things because one has been conditioned to believe them. Finding bad reasons for what one believes for other bad reasons-that's philosophy. People believe in God because they've been conditioned to believe in God.