Gravitational waves are a new way of observing the universe, allowing us to hear the cosmos.
关于爱情最悲哀的事情不仅是它不能永远持续,而且心碎很快就会被遗忘。
The boundaries of our knowledge are the frontiers of our imagination.
社会正义的首要组成部分是全人类都有足够的食物。
A good film is one that leaves the audience with more questions than answers.