The significant chemicals of living tissue are rickety and unstable, which is exactly what is needed for life.

The most exciting phrase to hear in science, the one that heralds new discoveries, is not 'Eureka!' but 'That's funny...'

Violence is the last refuge of the incompetent.

Why this reluctance to make the change? We fear the process of reeducation.

One of Walt Whitman's best-known poems is this one: When I heard the learn'd astronomer,.... The trouble is, Whitman is talking through his hat, but the poor soul didn't know any better

An atom-blaster is a good weapon, but it can point both ways.

The Master created humans first as the lowest type, most easily formed. Gradually, he replaced them by robots, the next higher step, and finally he created me, to take the place of the last humans.