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The perfection of machinery is to produce the desired effect with the least possible friction and waste.
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.
孩子是最苛刻的观众,但也是最值得的。
写作是一种在无法言说中生存的方式。
最成功的产品是那些预见到人们不知道自己有的需求的产品。