没有所谓的 "准时 "之说。你要么迟到,要么提前。你选。
People always feel happier when approaching happiness but become anxious when happiness is ongoing.
The universe is under no obligation to make sense to you.
"Love is not always about holding on; sometimes, it's about letting go."
拓扑绝缘体的美在于它们的鲁棒性;它们的表面态受到保护,不受无序和缺陷的影响。