A proposition is an assertion that something is or is not the case.
命题是断言某事是或不是事实的陈述。
盗贼是穷人最好的朋友。
文化的功能观点坚持这样的原则:在每一种文明类型中,每一种习俗、物质对象、观念和信仰都履行某种重要功能,完成某些任务,代表一个运作整体中不可或缺的部分。
The study of heuristics reveals how we make quick, efficient decisions, but also how these shortcuts can lead to systematic errors.
The process of doing mathematics is more important than the result.
创新不是一蹴而就的,而是需要持续不断的努力和坚持。