Theodore Roosevelt actually said...

Play hard while you play, and when you work don't play at all.

It is a good thing to have a sound body; it is a better thing to have a sound mind.

All that the law can do is to try to secure a fair deal, to try to give each man a chance to show the stuff that is in him; and if the stuff...

Best of all it is to have what counts for more than body and more than mind, character—character, into which a good many different elements ...