The greatest danger in life is not to take the adventure.

The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.

可持续性不仅仅是一种趋势，更是我们对后代的责任。

The best leaders are those who listen more than they speak.《Leadership in the Modern Age》

维护程序的最好方法是维护它。