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发现恒星围绕银河系中心的超大质量黑洞运行是天体物理学的一个转折点。
The discovery of stars orbiting the supermassive black hole at the galactic center was a turning point in astrophysics.
A writer's duty is to rebel against lies and oppression.
Love is a force that allows us to find light in the darkest moments.
当你认为你理解了一个问题时,你就停止思考它了。
Every human being has an essential, inborn striving toward self-actualization.
每一本书都是一段旅程,而每一段旅程都会让你有所改变。