The state of nature has a law of nature to govern it, which obliges every one: and reason, which is that law, teaches all mankind, who will but consult it, that... no one ought to harm another in his life, health, liberty, or possessions.

然后我有了信仰，然后我有了想象，我被他们对嘲笑的沉迷所感染，然后我看见刚果河从黑土地上蜿蜒流过，在森林中划下一道金色的沟壑。

四元数的诞生，如同几何、代数、形而上学和诗歌这四位父母的奇特后代。

对心灵的研究必须基于直接观察。