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教師必須具有健康的體魄，農人的身手，科學的頭腦，藝術的興味，改革社會的精神。

Quantum cryptography doesn't rely on the difficulty of mathematical problems, but on the fundamental laws of physics.

I'm not a lady, I'm a Gaga.

I'm not a role model. I'm just trying to be myself.

You can't let your failures define you. You have to let your failures teach you.

科學是微分方程式，而宗教是邊界條件。