It is frequently the tragedy of the great artist, as it is of the great scientist, that he frightens the ordinary man.

It is frequently the tragedy of the great artist, as it is of the great scientist, that he frightens the ordinary man.

In the days of the frost seek an minor sun.

If it should turn out that we have mishandled our own lives as several civilizations before us have done, it seems a pity that we should involve the violet and the tree frog in our departure.

Choices, more choices than we like afterward to believe, are made far backward in the innocence of childhood.

Of all the unexpected qualities of an unexpected universe, the sheer organizing power of animal and plant metabolism is one of the most remarkable. . . . Where it reaches its highest development, in the human mind, we forget it completely. . . . So important does nature regard this unseen combustion . . . that a starving man's brain will be protected to the last while his body is steadily consumed.

We think we learn from teachers, and we sometimes do. But the teachers are not always to be found in school or in great laboratories. Sometimes what we learn depends upon our own powers of insight.