As machines get to be more and more like men, men will come to be more like machines.

February... Now more than ever one must remind oneself that it is wasteful folly to wish that time would pass, or - as the puritanical old saying used to have it - to kill time until it kills you.

The snow itself is lonely or, if you prefer, self-sufficient. There is no other time when the whole world seems composed of one thing and one thing only.

The cockroach and the bird were both here long before we were. Both could.

If only the fit survive and if the fitter they are the longer they survive, then Volvox must have demonstrated its superb fitness more conclusively than any higher animal ever has.

Both the cockroach and the bird would get along very well without us, although the cockroach would miss us most.

The human mind can appreciate the One only by seeing it first in the Many.