物理定律在宇宙中任何地方都是相同的。
The most profound ideas in mathematics often arise from the simplest observations.
General relativity has passed every test we’ve thrown at it, even near a supermassive black hole.
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today.
按照我们的本性行事就是美德。
The dead don’t rest if the living don’t let them.