However much you study, you cannot know without action. A donkey laden with books is neither an intellectual nor a wise man. Empty of essence, what learning has he whether upon him is firewood or book?

To use the hands in making quicklime into mortar is better than to cross them on the breast in attendance on a prince.

The whelp of a wolf must prove a wolf at last, notwithstanding he may be brought up by a man.

In the faculty of speech man excels the brute; but if thou utterest what is improper, the brute is they superior.

But for the cravings of the belly not a bird would have fallen into the snare; nay, nay, the fowler would not have spread his net. The belly is chains to the hands and fetters to the feet. He who is a slave to his belly seldom worships God.

A dog will never forget the crumb thou gavest him, though thou mayst afterwards throw a hundred stones at his head.

Reveal not every secret you have to a friend, for how can you tell but that friend may hereafter become and enemy. And bring not all mischief you are able to upon an enemy, for he may one day become your friend.