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The dead are never far from us. They’re in our hearts and on our minds and in the end all that separates us from them is a single breath, one final puff of air.

In science, the most important discoveries often come from paying attention to the unexpected.

心靈可以被視為一個物理符號系統(tǒng)。

成功的真正標(biāo)準(zhǔn)不在于收獲，而在于我們留下的遺產(chǎn)。