Without an acquaintance with the rules of propriety, it is impossible for the character to be established.

Ability will never catch up with the demand for it.

The book salesman should be honored because he brings to our attention, as a rule, the very books we need most and neglect most.

A common man marvels at uncommon things. A wise man marvels at the commonplace.

The gem cannot be polished without friction nor man without trials.

Your life is what your thoughts make it.

Looking at small advantages prevents great affairs from being accomplished.

The firm, the enduring, the simple, and the modest are near to virtue.

Men’s natures are alike, it is their habits that carry them far apart.

I am not one who was born in the possession of knowledge; I am one who is fond of antiquity, and earnest in seeking it there.

All good things are difficult to achieve, and all bad things are very easy to get.

A fool despises good counsel, but a wise man takes it to heart.

When you have faults, do not fear to abandon them.

Worry not that no one knows you; seek to be worth knowing.

Study the past, if you would divine the future.

They must often change who would remain constant in happiness and wisdom.

He who knows all the answers has not been asked all the questions.

A man is great not because he hasn't failed; a man is great because failure hasn't stopped him.

If you yourself desire establishment, then help others to get establishment; if you yourself want success, then help others to attain success.