Life is a succession of lessons enforced by immediate reward, or, oftener, by immediate chastisement.

Experience is the only teacher, and we get his lesson indifferently in any school.

Experience, travel- These are an education in themselves.

Scalded cats fear even cold water.

Secondhand experience breaks down a block from the car lot.

You know more of a road by having travelled it than by all the conjectures and descriptions in the world.

I have but one lamp by which my feet are guided, and that is the lamp of experience. I know of no way of judging of the future but by the past.

The fool knows after he's suffered.

From their own experience or from the recorded experience of others (history), men learn only what their passions and their metaphysical prejudices allow them to learn.

A man should have the fine point of his soul taken off to become fit for this world.