Money confers the power to command the labor of others. Love of money is love of power. And love of power is the root of evil.

The axiom of conditioned repetition, like the binomial theorem, is nothing but a piece of insolence.

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

Wilderness is not a luxury but a necessity of the human spirit.

Life imitates art -- but badly.

As between the skulking and furtive poacher, who hunts for the sake of meat, and the honest gentleman shooter, who kills for the pleasure of sport, I find the former a higher type of humanity.

The industrial way of life leads to the industrial way of death. From Shiloh to Dachau, from Antietam to Stalingrad, from Hiroshima to Vietnam and Afghanistan, the great specialty of industry and technology has been the mass production of human corpses.