一个人的最终衡量标准不是他在舒适和便利时站在哪里,而是他在挑战和争议时站在哪里。
Black holes are not just destructive monsters; they play a crucial role in shaping galaxies.
世界上充满了受害者,而我就是其中之一。
"To be useful was the best thing the old men ever hoped for themselves, and to be aimless was their worst fear."