The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay of symmetry and topology leads to novel quantum states of matter.
人类并不是逻辑的，他的智力历史是心理储备和妥协的记录。即使在被迫放弃逻辑基础时，他仍然坚守他在旧信仰中能够坚持的部分。
I believe in Spinoza's God, Who reveals Himself in the lawful harmony of the world, not in a God Who concerns Himself with the fate and the doings of mankind.
云计算不是一种技术，而是一种服务模式。