People are enemies of what they do not know.

Knowledge without action is madness, and action without knowledge comes to nothing.

Knowledge that is not acted upon is like a treasure from which nothing is ever spent.

Do not forbid a trait and then practice its like; great is the shame upon you if you do.

It is impossible for a man to begin to learn what he thinks he already knows.

I am wiser only in this one small thing: what I do not know, I do not think that I know.

All human beings by nature desire to know.

Learning without thought is labor lost; thought without learning is perilous.

When you meet a worthy person, think how to equal him; when you meet an unworthy one, turn inward and examine yourself.

Learning is one's truest companion in a foreign land.

Smatterers in learning are the most opinionated.

Slowly poetry becomes visual because it paints images, but it is also musical: it unites two arts into one.

Poetry involves the mysteries of the irrational perceived through rational words.

It is a mistake for a sculptor or a painter to speak or write very often about his job. It releases tension needed for his work.

Reasoning draws a conclusion, but does not make the conclusion certain, unless the mind discovers it by the path of experience.

The trap exists for the sake of the fish; once you have the fish, forget the trap. Words exist for the sake of meaning; once you grasp the meaning, forget the words.

There is no wider gulf in the universe than yawns between those on the hither and thither side of vital experience.

Where there is no imagination there is no horror.

We do not learn and what we call learning is only a process of recollection.

It's best to leap into something you know you love. You might change your mind later, but that is the privilege of youth.