自然界和道德世界是人类理性关注的双重对象。
The natural and moral world is the two-fold object of man's rational care.
派对不会停止直到警察来敲门
The world is full of people who have never, since childhood, met an open doorway with an open heart.
永远不要低估微小改进的力量——它们会随着时间累积。
I am a man of my word.
未来的商业竞争，一定是效率的竞争。