Sustainability isn't just a trend—it's a necessity for the survival of our planet.
可持续性不仅仅是一种趋势,而是我们星球生存的必要条件。
The goal of mathematics is to understand the structures that underlie the phenomena we observe.
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.
唯一能让你成功的是努力工作。