心灵是解释行为时不必要的建构。
A covenant not to defend myself from force， by force， is always void.
应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反抗。
能源的未来不是要在化石燃料和可再生能源之间做出选择，而是找到确保可靠性、可负担性和可持续性的正确平衡。
Man's survival, from the time of Adam and Eve until the invention of agriculture, must have been precarious because of his inability to ensure his food supply.
