I don’t need a reason to be confident.

"Escribir es un acto de libertad, una forma de resistir contra la opresión y el olvido."

Discipline in capital spending separates the winners from the losers in this business.

我们都是生命之书中的章节。

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.

我不喜欢被仅仅标记为一件事。