The wise man delights in water, the Good man delights in mountains. For the wise move; but the Good stay still. The wise are happy; but the good secure.
There are three things to beware of through life: when a man is young, let him beware of his appetites; when he is middle-aged, of his passions; and when old, of covetousness, especially.
If one learns from others, but does not think, one will be bewildered. If, on the other hand, one thinks but does not learn from others, one will be in peril.