In our hearts those of us who know anything worth knowing know that in March a new year begins, and if we plan any new leaves, it will be when the rest of Nature is planning them too.

Perhaps we are wiser, less foolish and more far-seeing than we were two hundred years ago. But we are still imperfect in all these things, and since the turn of the century it has been remarked that neither wisdom nor virtue have increased as rapidly as the need for both.

The rare moment is not the moment when there is something worth looking at, but the moment when we are capable of seeing.

Happiness is a kind of gratitude and vice versa.

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

Metaphysics may be, after all, only the art of being sure of something that is not so and logic only the art of going wrong with confidence.

We must not judge the society of the future by considering whether or not we should like to live in it; the question is whether those who have grown up in it will be happier than those who have grown up in our society or those of the past.