在现实世界中，很多恶行并非源于恶意。

我认为音乐是世界上最强大的东西，因为它能让你感受到言语无法表达的情感。

The most valuable resource we harvest from the sea is knowledge.

States are inherently aggressive and expansionist because they exist in an anarchic international system where there is no higher authority to keep them in check.

I always think about how to make batteries safer and more efficient.