He that dies a martyr proves that he was not a knave, but by no means that he was not a fool.

It is far more easy to acquire a fortune like a knave, than to expend it, like a gentleman.

No improvement that takes place in either sex can possibly be confined to itself. Each is a universal mirror to each, and the respective refinement of the one will always be in reciprocal proportion to the polish of the other.

The interests of society often render it expedient not to utter the whole truth, the interests of science never: for in this field we have much more to fear from the deficiency of truth than from its abundance.

Tyrants have not yet discovered any chains that can fetter the mind.

Never join with your friend when he abuses his horse or his wife, unless the one is about to be sold, the other to be buried.

Envy, if surrounded on all sides by the brightness of another's prosperity, like the scorpion confined within a circle of fire, will sting itself to death.