A man may learn wisdom even from a foe.
Meton (astronomer in 5th century BC): With the straight ruler I set to work To make the circle four-cornered .
Old age is but a second childhood.
[Y]ou possess all the attributes of a demagogue; a screeching, horrible voice, a perverse, crossgrained nature and the language of the market-place. In you all is united which is needful for governing.
Hunger knows no friend but its feeder.
Let each man exercise the art he knows.