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。
心灵如同冰山,浮出水面的仅占七分之一。
In times of change, the learners inherit the earth while the learned find themselves beautifully equipped to deal with a world that no longer exists.
I love the idea of a thing to describe a thing.