生存的唯一途径是记住我是人类，而作为人类就意味着永远处于不断变化的状态中。

格式塔理论的基本公式可以这样表达：存在一些整体，它们的行为不是由其个体元素决定的，而是部分过程本身由整体的内在性质决定。

运营良好的采石场是精确、安全和尊重的交响乐。

"Manchmal ist das Leben wie ein Roman, den man nicht versteht, bis man die letzte Seite gelesen hat."

Before a dream is realized, the Soul of the World tests everything that was learned along the way. It does this not because it is evil, but so that we can, in addition to realizing our dreams, master the lessons we've learned as we've moved toward that dream. That's the point at which most people give up. It's the point at which, as we say in the language of the desert, one 'dies of thirst just when the palm trees have appeared on the horizon.'