我国科学家王菊珍对待实验失败有句格言:“干下去还有50%成功的希望,不干便是100%的失败。”俄国大文豪托尔斯泰在谈到人的评价时,把人比作一个分数,他说:“一个人就好像一个分数,他的实际才能好比分子,而他对自己的估价好比分母。分母越大,则分数的值就越小。”俄国历史学家雷巴柯夫在利用时间方面是这样说的:“时间是个常数,但对勤奋者来说。是个变数。用分来计算时间的人比用小时来计算时间的人时间多59倍。”华罗庚在谈到学习与探索时指出:“在学 Chinese scientist Wang Juzhen said with a motto that he failed to experiment: “If there is still 50% hope of success, then 100% will fail.” Tolstoy, the Russian writer, compared people’s opinions to compare A score, he said: “A person is like a score, his actual ability is like a numerator, and he is worth his own valuation. The bigger the denominator, the smaller the value of the score.” Russian historian Rebecca In the use of time, the husband said: “Time is a constant, but for diligent people, it is a variable. People who use time to calculate time are 59 times more time than people who use time to calculate time.” Hua Lugeng talks about it. Learning and exploration pointed out: "in learning