可持续性不是一种趋势,而是我们为后代共同承担的责任。
Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.
Mathematics is the foundation upon which the edifice of science is built.
黄昏是一天中最美好的时光。你已经完成了白天的工作,现在可以翘起脚来享受它了。