Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
We are all made of star-stuff, and through physics, we seek to understand our origins.
5G不是4G的简单升级，而是通信技术的革命性变革。
The quality of your life is determined by the quality of your relationships.
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.