No money is better spent than what is laid out for domestic satisfaction.

Oratory is the power of beating down your adversary's arguments and putting better in their place.

Self-confidence is the first requisite to great undertakings.

Life, to be worthy of a rational being, must be always in progression; we must always purpose to do more or better than in time past.

Ignorance, madam, pure ignorance.

A wise man is cured of ambition by ambition itself; his aim is so exalted that riches, office, fortune and favour cannot satisfy him.

The botanist looks upon the astronomer as a being unworthy of his regard; and he that is glowing great and happy by electrifying a bottle wonders how the world can be engaged by trifling prattle about war and peace.