Biologically the species is the accumulation of the experiments of all its successful individuals since the beginning.

If we don't end war, war will end us.

Heresies are experiments in man's unsatisfied search for truth.

I see knowledge increasing and human power increasing, I see everincreasing possibilities before life, and I see no limits set to it all. Existence impresses me as a perpetual dawn. Our lives, as I apprehend them, swim in expectation.

The art of ignoring is one of the accomplishments of every well-bred girl, so carefully instilled that at last she can even ignore her own thoughts and her own knowledge.

Dragging out life to the last possible second is not living to the best effect. The nearer the bone, the sweeter the meat. The best of life, Passworthy, lies nearest to the edge of death.

There is, though I do not know how there is or why there is, a sense of infinite peace and protection in the glittering hosts of heaven.