...the crimes of violence committed for selfish, personal motives are historically insignificant compared to those committed ad majorem gloriam Dei, out of a self-sacrificing devotion to the flag, a leader, a religeous faith or political conviction.

The jester is brother to the sage.

Chemically induced hallucinations, delusions and raptures may be frightening or wonderfully gratifying; in either case they are in the nature of confidence tricks played on one's own nervous system.

Two half truths do not make a truth.

Creativity in science could be described as the act of putting two and two together to make five

Death tripped down the corridor, changing step, struck out here and there, danced pirouettes; often I felt his breath on my face when he was miles away; often I fell asleep and dreamed while he stood leaning over my bed.

The discoveries of yesterday are the truisms of tomorrow, because we can add to our knowledge but cannot subtract from it.