I only know that I know nothing

The highest realms of thought are impossible to reach without first attaining an understanding of compassion.

Knowing thyself is the height of wisdom.

Knowledge is our ultimate good.

It is better to be at odds with the whole world than, being one, to be at odds with myself.

If you want to be a good saddler, saddle the worst horse; for if you can tame one, you can tame all.

True knowledge exists in knowing that you know nothing.