Rigor in proof is what separates mathematics from all other sciences.
摄影首先是一种观看的方式。重要的不是主题,而是如何看待它。
Economic policies should be evaluated based on their real-world impact.
家不是一个地方,而是一种感觉
物理定律在宇宙中无处不在,这是一个深刻的真理,将我们所有人联系在一起。
Life is a dream for the wise, a game for the fool, a comedy for the rich, a tragedy for the poor.