my mind is
a big hunk of irrevocable nothing

The brain may be regarded as a kind of parasite of the organism, a pensioner, as it were, who dwells with the body.

Every thought is, strictly speaking, an afterthought.

Is there no way out of the mind?

Any man could, if he were so inclined, be the sculptor of his own brain.

We need strength, we need energy, we need quickness, and we need brain in this country to turn it around.

The brain is an unreliable organ, it is monstrously great, monstrously developed. Swollen, like a goiter.

There is no female mind. The brain is not an organ of sex. As well speak of a female liver.

What is the hardest task in the world? To think.

Brain, n. An apparatus with which we think that we think.

Sooner or later if the activity of the mind is restricted anywhere, it will cease to function even where it is allowed to be free.

Imagination continually outruns the creature it inhabits.

Strength of mind is exercise, not rest.