Learning without thought is labour lost.

Love is like a spice. It can sweeten your life - however, it can spoil it, too.

There is the love of knowing without the love of learning; the beclouding here leads to dissipation of mind.

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

Be sincere and true to your word, serious and careful in your actions; and you will get along even among barbarians, But if you are not sincere and untrustworthy in your speech, frivolous and careless in your actions, how will you get along even among your own neighbors? When stand, see these principles in front of you; in your carriage see them on the yoke. Then you may be sure to get along.

No lake so still but it has its wave. No circle so perfect but that it has its blur. I would change things for you if I could; As I can't you must take them as they are.

Heaven, in the production of things, is sure to be bountiful to them, according to their qualities. Hence the tree that is flourishing, it nourishes, while that which is ready to fall, it overthrows.