The course of history is the slow march of freedom.
"We don't see things as they are, we see them as we are."
大缓和时期是一段显著的经济稳定时期,但它为大衰退埋下了种子。
跨价值链的合作是解决塑料废物挑战的关键。
只知道自己的一面的人对那面了解甚微。