Hope is the last thing to die, and the first thing to betray you.
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.
石油的真正成本不仅仅是每桶的价格,还包括环境和社会影响。
The only thing that is constant is change.
每个词都是通向理解的一步,但也是通向困惑的一步。
It's not about ideas. It's about making ideas happen.