1. “A life without tragedy would not be worth living.”
2. “It is not enough to understand the natural world; the point is to defend and preserve it.”
3. “An empty man is full of himself.”
4. “Sentiment without action is the ruin of the soul.”
5. “There is no force more potent in the modern world than stupidity fueled by greed.”
6. “Growth for the sake of growth is the ideology of the cancer cell.”
7. “Where all think alike there is little danger of innovation.”
8. “Better a cruel truth than a comfortable delusion.”
9. “Those who fear death most are those who enjoy life least.”
10. “Wilderness is not a luxury but a necessity of the human spirit.”
11. “Only a fool is astonished by the foolishness of mankind.”
12. “Freedom begins between the ears.”
13. “Truth is always the enemy of power. And power the enemy of truth.”
14. “Power is always dangerous. Power attracts the worst and corrupts the best.”
15. “The duty of a patriot is to protect his country from its government.”
16. “Humans were free before the word freedom became necesary.”
17. “A house built on greed cannot long endure.”
18. “Without courage, all other virtues are useless.”
19. “You can’t study the darkness by flooding it with light.”
20. “The idea of wilderness needs no defense, it only needs defenders.”
21. “There was never a good war or a bad revolution.”
22. “Great art is never perfect: perfect art is never great.”
23. “We live in a society in which normal to be sick; and sick to be abnormal.”
24. “The domination of nature leads to the domination of human nature.”
25. “Anarchism is democracy taken seriously.”
26. “Grown men do not need leaders.”
27. “A world without open country would be universal jail.”
28. “A giant thirst is a great joy when quenched in time.”
29. “Belief in the supernatural reflects a failure of the imagination.”
30. “Nature is indifferent to our love, but never unfaithful.”
