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Mathematics is not a spectator sport—you have to engage with it to appreciate its beauty.
数学不是观赏性运动——你必须参与其中才能欣赏它的美。
I think it's important to take risks and not be afraid of failure.
Life is the teacher, and love is the lesson.
没有道德规范的效率只是在错误的方向上加速。
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.