...greatness sympathises with greatness, and littleness shrinks into itself.

Persons who undertake to pry into, or cleanse out all the filth of a common sewer, either cannot have very nice noses, or will soon lose them.

Experience makes us wise.

Those who have the largest hearts have the soundest understandings; and they are the truest philosophers who can forget themselves.

A really great man has always an idea of something greater than himself.

Genius, like humanity, rusts for want of use.

There is nothing more likely to drive a man mad, than the being unable to get rid of the idea of the distinction between right and wrong, and an obstinate, constitutional preference of the true to the agreeable.