只要生者还在记忆，逝者就从未真正离去。

音乐让我学会了坚持和永不放弃。

The study of automorphic forms is a testament to the power of symmetry in mathematics.

自适应控制是关于实时调整控制器参数以应对系统动态变化的方法。

Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.