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君主对于有才能的贤良之人应当抬举,让他处于尊位,富贵绵长;对于没有能力且无德的人应当废弃,让他贫困低贱,成为受驱使的奴仆。
The discovery of topological insulators has opened up a new frontier in condensed matter physics, where the interplay of symmetry and topology leads to novel quantum states of matter.
Regret is the poison we drink hoping someone else will die.