The study of black holes has revolutionized our understanding of space and time.
I’m a fighter. I believe in the power of positivity and hard work.
We need to ensure that the Internet remains open and accessible to everyone.
天亮了,这种疯狂的激情消失了,他犯下的可怖罪行的回忆却回来了——比以前更加可怕。在绝望中,他决定还是回伦敦去。
The only way to learn mathematics is to do mathematics.