Though wisdom is common, yet the many live as if they had a wisdom of their own.

Things of which there is sight, hearing, apprehension, these I prefer.

Those unmindful when they hear, for all they make of their intelligence, may be regarded as the walking dead.

The waking have one common world, but the sleeping turn aside each into a world of his own

Could you tell night from day? No, I regard all such distinctions as logically impossible.

The unexpected connection is more powerful than one that is obvious.

Stupidity is better kept a secret than displayed.