科学界必须共同努力应对全球性挑战。

The human being cannot live in a condition of emptiness for very long: if he is not growing toward something, he does not merely stagnate; the pent-up potentialities turn into morbidity and despair, and eventually into destructive activities.

我抚摸着我胸骨上的一块刺痛，那就是她披着秀发的头曾有一两次靠在我的心房的地方。

我曾把许多东西握在手中，但都失去了；但无论我把什么放在上帝的手中，我仍然拥有它。