The revolution is made through human beings, but individuals must forge their revolutionary spirit day by day.
革命是通过人类进行的,但个人必须日复一日地锻造自己的革命精神。
我唯一的竞争对手是我自己。
经济学特别是宏观经济学中说的投资是耐用资本品如厂房设备的生产,而平常说的“投资”是指购买资产如股票,这和经济学中的投资不同,为了区分,这种投资被称为金融投资。
The future of food security lies beneath the waves—if we dare to farm it responsibly.
The true challenge in mathematics is not solving problems, but asking the right questions.