It is a mistake to imagine that potentially great men are rare. It is the conditions that permit the promise of greatness to be fulfilled that are rare. What is so difficult to achieve is the cultural background that permits potential greatness to be converted into actual greatness. – Fred Hoyle, Of Man and Galaxies

A man dies still if he has done nothing, as one who has done much. – Homer

No healthy civilization can ever be reared on a foundation of devitalized work. – William Ralph Inge

The guts carry the feet not the feet the guts. – Miguel de Cervantes, Don Quixote, 1605