The critics don't interest me because they're concerned with what's past and done, while I'm concerned with what comes next.

Industrial man—a sentient reciprocating engine having a fluctuating output, coupled to an iron wheel revolving with uniform velocity. And then we wonder why this should be the golden age of revolution and mental derangement.

I have spoken so far only of the blissful visionary experience? But visionary experience is not always blissful. It's sometimes terrible. There is hell as well as heaven.

Speed, it seems to me, provides the one genuinely modern pleasure.

Intellectuals ... regard over-simplification as the original sin of the mind and have no use for the slogans, the unqualified assertions and sweeping generalizations.

We cannot reason ourselves out of our basic irrationality. All we can do is to learn the art of being irrational in a reasonable way.

Sleep is the most blessed and blessing of all natural graces.