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 beauty of topological insulators lies in their robustness; their surface states are protected by symmetry and topology, making them immune to certain types of disorder.
Sustainability isn’t an option; it’s the only way forward.
大自然造就了人们在身体和心智的才能上如此相等，以至于尽管有时候可能会有一个人明显在身体上更强壮，或者在思维上更敏捷，但总结一切，人与人之间的差异并不是如此重大，以至于一个人可以因此而主张自己有权享受任何另一个人也可以同样主张的权益。
The universe is a machine governed by mathematical laws.
Always forgive your enemies; nothing annoys them so much.
做一件事和做一件前无古人的事是两码事。