The only reason for time is so that everything doesn't happen at once.
The United States is experiencing a crisis of political decay, with institutions that are increasingly dysfunctional and unable to address the country's challenges.
The attosecond timescale is to electron motion what the high-speed camera was to studying animal locomotion.
从某种意义上说,每幅画都是失败的,但正是这一点让你继续前进。