我不会逃避过去，只是不再随身携带它。
Sustainability isn't a choice anymore; it's our only path forward.
弟子不必不如师，师不必贤于弟子。弟子超过老师，是很正常的事情，这也是正是老师所希望的。
Sustainability isn't a choice anymore—it's a responsibility we owe to future generations.
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.