Nine-tenths of existing books are nonsense, and the clever books are the refutation of that nonsense.

The sweet simplicity of the three percents.

Every production of genius must be the production of enthusiasm.

As men advance in life, all passions resolve themselves into money. Love, ambition, even poetry, end in this.

Conservatism discards Prescription, shrinks from Principle, disavows Progress; having rejected all respect for antiquity, it offers no redress for the present, and makes no preparation for the future.

Is man an ape or an angel? Now I am on the side of the angels.

The originality of a subject is in its treatment.