Shades of greatness
"Education is something that tempers the young and consoles the old, gives wealth to the poor and adorns the rich."
A typically caustic observation from Diogenes the Cynic (ca 400-325 BC), a Greek thinker said to have roamed Athens in daylight with a lamp, explaining that he was looking for an honest man.
Diogenes was renowned for disregarding domestic comfort (living in a tub) and reputation.
When Alexander the Great asked if he wanted anything, he replied: "You could move out of the sun and not cast a shadow on me."