It is not so much that man has evolved from the ape, as that both have evolved from a common ancestor — and the difference between a man who sees this and one who does not is not a difference of knowledge, but of imagination.

The brain is wider than the sky, for, put them side by side, the one the other will contain with ease, and you beside.

We arrive at truth, not by the reason alone, but by the whole man. Genius is the recovery of childhood at will—the power to live, think, and act in childhood again; so all great poets are necessarily children, in the sense that they retain the power of wonder and the capacity to see the world as if for the first time.

I conceive a man's body as a sort of fiery mist enmeshed in the cage of the skeleton, and all that I conceive the whole universe to be; and the body's nerve and blood as rivers or streams of this mist, and all the mind's relations as a congeries of symbols of the body's relations unto the body itself.

The mind of man is capable of anything—because everything is in it, all the past, all the future, all the possibilities of existence.

The mind of man is capable of anything—because everything is in it, all the past as well as all the future. What we call imagination is just knowledge of the world.