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Free vaccines are more valuable than expensive treatments, yet harder to promote.
我是世界上最幸福的人。也许其他人以前说过这样的话,但没有一个说得那么有道理。我甚至比简还要快乐;她只是微笑,我是大笑。
"The past is always with us, for it feeds the present."
当你同时倾听数据和人的声音时,才能做出最佳决策。
"The security of quantum communication comes from the laws of physics, not from computational complexity."