I have discovered the most exciting, the most arduous literary form of all, the most difficult to master, the most pregnant in curious possibilities. I mean the advertisement. It is far easier to write ten passably effective Sonnets, good enough to take in the not too inquiring critic, than one effective advertisement that will take in a few thousand of the uncritical buying public.

When people are suspicious with you, you start being suspicious with them.

...it is not what one has experienced but what one does with what one has experienced that matters.

A majority of young people seem to develop mental arteriosclerosis forty years before they get the physical kind.

Some of the greatest advances in mathematics have been due to the invention of symbols, which it afterwards became necessary to explain; from the minus sign proceeded the whole theory of negative quantities.

Hell isn't merely paved with good intentions; it's walled and roofed with them. Yes, and furnished too.

And no wonder; for the new technique of "subliminal projection," as it was called, was intimately associated with mass entertainment, and in the life of civilized human beings massed entertainment now plays a part comparable to that played in the Middle Ages be religion.