The smallest act of kindness is worth more than the grandest intention.
最伟大的艺术存在于生活中最简单的时刻。
The most successful leaders are those who listen more than they speak and learn from everyone around them.
模型的目的是足够简单以便理解和使用,但又足够复杂以捕捉系统的基本特征。
挑战不仅仅是给人们钱,而是要理解他们在约束下如何做决策。