The poor face constraints that are often invisible to policymakers.
——在遗嘱上签名后,对在病榻的同志们说,1925年3月11日
地球提供了足够的东西来满足每个人的需求,但不是每个人的贪婪。
最终,我们只会后悔没有抓住的机会。
Learning is not just about finding patterns, but about understanding the underlying mechanisms that generate those patterns.