The power of applying attention, steady and undissipated, to a single object, is the sure mark of superior genius.

Patience is the most necessary quality for business, many a man would rather you heard his story than grant his request.

Business by no means forbids pleasures; on the contrary, they reciprocally season each other; and I will venture to affirm, that no man enjoys either in perfection that does not join both.

Polished brass will pass upon more people than rough gold.

You must look into people, as well as at them.

The mere brute pleasure of reading - the sort of pleasure a cow must have in grazing.

The talent of insinuation is more useful than that of persuasion, as everybody is open to insinuation, but scarce any to persuasion.