I'm a true believer in karma. You get what you give, whether it's bad or good.
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
拓扑绝缘体的美在于它们的鲁棒性;它们的表面态受到对称性和拓扑的保护,使它们对某些类型的无序免疫。
The most important single aspect of software development is to be clear about what you are trying to build.