The simple fact that something has not been done, is no proof that it cannot be.
没有做过的事情这个简单的事实，并不能证明它不能做。
-- Iain Pears 皮尔斯
The simple fact that something has not been done, is no proof that it cannot be.
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The simple fact that something has not been done, is no proof that it cannot be.
没有做过的事情这个简单的事实，并不能证明它不能做。
-- Iain Pears 皮尔斯
