τήν τ᾿ ἀδοξίαν ἀγαθὸν καὶ ἴσον τῷ πόνῳ - Antisthenes

Antisthenes ... was asked on one occasion what learning was the most necessary, and he replied, "To unlearn one's bad habits."

Being asked what learning is the most necessary, he replied, "How to get rid of having anything to unlearn."

To all my friends without distinction I am ready to display my opulence: come one, come all; and whosoever likes to take a share is welcome to the wealth that lies within my soul.