A scientist who cannot prove what he has accomplished, has accomplished nothing.
如果一个科学家不能证明他所取得的成就，他就一事无成。
-- Walter Reisch 沃尔特·雷希
A scientist who cannot prove what he has accomplished, has accomplished nothing.
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A scientist who cannot prove what he has accomplished, has accomplished nothing.
如果一个科学家不能证明他所取得的成就，他就一事无成。
-- Walter Reisch 沃尔特·雷希
