大国总是在寻找机会以牺牲对手为代价来获得权力，这使得它们天生具有侵略性。
The great powers are always searching for opportunities to gain power at the expense of their rivals, which makes them inherently aggressive.
我学得越多，就越意识到自己不懂的还有很多。
最大的风险是不冒任何风险。在一个快速变化的世界里，唯一注定失败的策略就是不冒险。
在某种程度上，我们都是流亡者，寻找一个可能并不存在的家。
"We see what we want to see, and believe what we want to believe."
Men and women differ in their reproductive strategies because they have faced different adaptive problems throughout evolutionary history.