Be as I am - a reluctant enthusiast....a part-time crusader, a half-hearted fanatic....So get out there and hunt and fish and mess around with your friends, ramble out yonder and explore the forests, climb the mountains, bag the peaks, run the rivers, breathe deep of that yet sweet and lucid air, sit quietly for a while and contemplate the precious stillness, the lovely, mysterious, and awesome space.

Put the park rangers to work. Lazy scheming loafers, they've wasted too many years selling tickets at toll booths and sitting behind desks filling out charts and tables

The most common form of terrorism in the U.S.A. is that carried on by bulldozers and chainsaws. It is not enough to understand the natural world; the point is to defend and preserve it. Sentiment without action is the ruin of the soul.

Roosters: The cry of the male chicken is the most barbaric yawp in all of nature.

The tragic sense of life: our heroic acceptance of the suffering of others.

We live in the kind of world where courage is the most essential of virtues; without courage, the other virtues are useless.

Mental degeneracy may be caused by lead poisoning. Or by a poor dip in the gene pool.