
“He [Socrates] would say that the rest of the world lived to eat, while he himself ate to live.”
Socrates II: xxiv http://www.perseus.tufts.edu/hopper/text?doc=D.+L.+2.5.24&fromdoc=Perseus%3Atext%3A1999.01.0258#note-link18. Original Greek: ἔλεγέ τε τοὺς μὲν ἄλλους ἀνθρώπους ζῆν ἵν᾽ ἐσθίοιεν: αὐτὸς δὲ ἐσθίειν ἵνα ζῴη.
Diogenes Laertius