Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
我想起了其他的浮泛在生与死与爱以及被遗忘的川流上的的时代,我便感觉到离开尘世的自由了。
Everything you want is on the other side of fear.
成功是个糟糕的老师。它诱使聪明人以为自己不会失败。
The robustness of topological states against local perturbations is a testament to the power of topology in protecting quantum information.