It is useless to attempt to reason a man out of a thing he was never reasoned into.

A tavern is a place where madness is sold by the bottle.

The latter part of a wise person's life is occupied with curing the follies, prejudices and false opinions they contracted earlier.'

You beat your pate, and fancy wit will come; Knock as you please, there's nobody at home.

Metaphysics is the finding of bad reasons for what we believe upon instinct; but to find these reasons is no less an instinct.

Our argument is not flatly circular, but something like it. It has the form, figuratively speaking, of a closed curve in space.

It is only the inferior thinker who hastens to explain the singular and the complex by the primitive shortcut of supernaturalism.