When nature exceeds culture, we have the rustic. When culture exceeds nature, we have the pedant.

He who learns but does not think, is lost! He who thinks but does not learn is in great danger... Men of superior mind busy themselves first getting at the root of things; when they succeed, the right course is open to them.

Learning, undigested by thought, is labor lost.

When you see a good man, think of emulating him; when you see a bad man, examine your own heart.

To err and not reform, this may indeed be called error.

Eat at your own as you would the table of a king.

You must find time for reading, or surrender yourself to self-chosen ignorance.