要理解宇宙,我们必须首先理解自己。
To understand the universe, we must first understand ourselves.
最大的风险是不冒险。
生活就像一首歌,有高潮也有低谷,但其中总有美好。
States are rational actors that seek to maximize their relative power in order to ensure their survival in a competitive international system.
True progress in agriculture measures success not just in yield, but in ecosystem health.
孩子们只有对自己发明的东西才有真正的理解,每当我们试图太快地教他们一些东西时,我们就阻止了他们自己去重新发明它。
未来属于那些理解用更少做更多是富有同情心、繁荣和持久的人。