facts are the seeds that later produce knowledge and wisdom, then the emotions and the impressions of the senses are the fertile soil in which the se… - Rachel Carson

Some, perhaps, would fall by the way. Some, old or sick, would drop out of the caravan and creep away into a solitary place to die; others would be picked off by gunners, defying the law for the fancied pleasure of stopping in full flight a brave and fiercely burning life; still others, perhaps, would fall in exhaustion into the sea. But no awareness of possible failure or disaster dwelt in the moving host, flying with sweet pipings through the northern sky. In them burned once more the fever of migration, consuming with its fire all other desires and passions.

"We stand now where two roads diverge. But unlike the roads in <a href="https://www.goodreads.com/author/show/7715.Robert_Frost" rel="nofollow noopener" title="Robert Frost">Robert Frost</a>'s familiar poem, they are not equally fair. The road we have long been traveling is deceptively easy, a smooth superhighway on which we progress with great speed, but at its end lies disaster. The other fork of the road — the one less traveled by — offers our last, our only chance to reach a destination that assures the preservation of the earth."

The human race is challenged more than ever before to demonstrate our mastery, not over nature but of ourselves.