It is therefore an excellent device to acquire knowledge from everybody.

The true way is the middle one, halfway between deserving a place and pushing oneself into it.

Knowledge without courage is sterile.

Cunning grows in deceit at seeing itself discovered, and tries to deceive with truth itselft.

Those who insist on the dignity of their office show they have not deserved it.

Even knowledge has to be in the fashion, and where it is not, it is wise to affect ignorance.

When you counsel someone, you should appear to be reminding him of something he had forgotten, not of the light he was unable to see.