If you have an hour, will you not improve that hour, instead of idling it away?

I love every-day senses, every-day wit and entertainment; a man who is only good on holidays, is good for very little.

One should always think of what one is about; when one is learning, one should not think of play; and when one is at play, one should not think of learning.

Idleness is only the refuge of weak minds.

Pocket all your knowledge with your watch, and never pull it out in company unless desired.

In the ordinary course of things, how many succeed in society merely by virtue of their manners, while others, however meritorious, fail through lack of them? After all, it's only barbarians who wear uncut precious stones.

Knowledge may give weight, but accomplishments give luster, and many more people see than weigh.