Mars is there, waiting to be reached. - Buzz Aldrin

The urge to explore has propelled evolution since the first water creatures reconnoitered the land. Like all living systems, cultures cannot remain static; they evolve or decline. They explore or expire . . .

Fear paralyzes in many ways, but especially if it keeps you from responding wisely and intelligently to challenges. The only way to overcome your fears is to face them head-on.

Anyone who saw Albert Einstein trudging along the sidewalks of Princeton University with a briar pipe hanging out of his mouth might have assumed the odd fellow in the old, frumpy overcoat and socks that didn’t match was a hobo.