真正的进步既要衡量经济增长,也要衡量生态系统的健康。
The true measure of an economy’s success is how well it serves all its citizens.
Happiness is not something ready made. It comes from your own actions.
教孩子们编程是违背现代教育原则的。制定计划,在组织思想时遵守纪律,专注于细节和学习自我批评有什么乐趣?