Each success only buys an admission ticket to a more difficult problem.
Propaganda is to a democracy what the bludgeon is to a totalitarian state.
因果推断的本质是超越数据,询问如果我们干预会发生什么。
国家的未来取决于今天的教育。
Whether you come from a council estate or a country estate, your success will be determined by your own confidence and fortitude.