The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
所有他人身上让我们恼怒的事情,都能引导我们更好地理解自己。
通往可持续能源未来的道路需要一种平衡的方法,考虑经济、环境和社会因素。
创新不仅仅是创造新产品,而是重新构想整个流程,以可持续的方式提供价值。
数学的进步不仅仅依靠个人的努力,而是通过几代人的集体工作。