The learned understand the reason of art; the unlearned feel the pleasure.

The gifts of nature are infinite in their variety, and mind differs from mind almost as much as body from body.

The perfection of art is to conceal art.

A liar ought to have a good memory.

As regards parents, I should like to see them as highly educated as possible, and I do not restrict this remark to fathers alone.

We excuse our sloth under the pretext of difficulty.

Study depends on the goodwill of the student, a quality that cannot be secured by compulsion.