技术是这样一种诀窍，它安排世界，使我们不必去体验它。

When you meet with opposition, even if it should be from your husband or your children, endeavor to overcome it by argument and not by authority, for a victory dependent upon authority is unreal and illusory.

阈限性是两个阶段之间的过渡状态，个体不再处于前一个状态，但尚未进入下一个状态。

最有力的陈述往往是最安静的。

没有绝对的安全，只有相对的风险控制。