Evergreen

Evergreen is pretty much unaware of most things around him, not because he's unintelligent, more because it doesn't really matter to him.

Nor again is there anyone who loves or pursues or desires to obtain pain of itself, because it is pain, but because occasionally circumstances occur in which toil and pain can procure him some great pleasure. To take a trivial example, which of us ever undertakes laborious physical exercise, except to obtain some advantage from it?