Science is, in the best and strictest sense, glorious entertainment

The nation in arms is virtually a communist state: the people must be paid wages and fed and protected and regimented behind the lines as much as on the front. Minds must be kept loyal and at the right pitch of hate, so that successive drafts of fighters are accepted without murmurings. Letters and newspapers must be censored while the propaganda mill grinds on. As for decisions of strategy and overall command, they must please many masters: dissenters in the cabinet, the heads of the allied states and public opinion. Hence failures must be disguised or concealed.

The reason why research is like sculpting from memory is that in neither is there a concrete visible subject to copy directly. The subject - as sculptors themselves are fond of saying - is hidden in the block of material.

Finding oneself was a misnomer; a self is not found but made.

In ordinary speech the words perception and sensation tend to be used interchangeably, but the psychologist distinguishes. Sensations are the items of consciousness--a color, a weight, a texture--that we tend to think of as simple and single. Perceptions are complex affairs that embrace sensation together with other, associated or revived contents of the mind, including emotions.

It is not clear to anyone, least of all the practitioners, how science and technology in their headlong course do or should influence ethics and law, education and government, art and social philosophy, religion and the life of the affections. Yet science is an all-pervasive energy, for it is at once a mode of thought, a source of strong emotion, and a faith as fanatical as any in history.

Americans began by loving youth, and now, out of adult self-pity, they worship it.