黑洞不仅仅是破坏性的怪物,它们在塑造星系中起着关键作用。
In silence, we hear the truest voice.
一个人的心是只服从他自己的,你想束缚它,结果却释放了它;如果让它自由自在的话,你反而把它束缚得紧紧的了。
Most people find the concept of programming obvious, but the doing impossible.