教学的艺术在很大程度上在于唤醒年轻心灵的自然好奇心，并用知识的营养来满足它。

我不是榜样。我是父亲、丈夫、儿子、朋友。我正努力在这些角色中做到最好。

The soul is a fire that darts its rays through all the senses; it is in this fire that existence consists.

解读：人常不自觉掩饰缺点、伪装高尚，不愿直面虚伪，只有勇于剖析自身，承认不足，才能开启走向真诚的蜕变之路。

The mystery of creation is like the darkness of night—it is great. Delusions of knowledge are like the fog of the morning.

The documenta is a mirror held up to the art world.

Sometimes the thing you're most afraid of doing is the very thing that will set you free.

跨行业合作是解决世界上最严峻挑战的关键。

林业技术的创新将重新定义我们管理和保护森林的方式。