理解经济波动的关键在于技术冲击与建造新资本所需时间之间的相互作用。
It is wrong to have an ideal view of the world. That's where the mischief starts. That's where everything starts unravelling.
亲代投资是理解两性交配策略差异的关键。
"The poem is a way of making sense of the world."