The robustness of topological states against local perturbations is a testament to the power of topology in protecting quantum information.
The only person you should try to be better than is the person you were yesterday.
Models are not crystal balls, but they are the best tools we have to understand the future.
民主……在其存在期间比贵族制或君主制更血腥。记住,民主从未长久。它很快就会浪费、耗尽并谋杀自己。从来没有一个民主国家不自杀。
一个领导者的真正考验不在于他们的指挥能力,而在于他们的激励能力。