The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.

The two most important days in your life are the day you are born and the day you find out why.

用心最重要的是光明坦诚，外表最重要的是要正直沉稳，说话最重要的是要简洁真诚。

社会大脑假说认为，我们的智力进化是为了管理复杂的社会生活。