2. Zhi Nuo's Circle: The ancient Greek philosopher Zhi Nuo said that learning knowledge is like this: "If you use a small circle to represent what you have learned and a big circle to represent what I have learned, then the area of the big circle is a little more, but the blank outside the two circles is our ignorance. The bigger the circle, the more ignorant faces you contact. "
3. Edison's plus sign: The great inventor Edison used the plus sign to describe genius. He said: "Genius = 1% inspiration +99% sweat."
4. Rybakov's Constants and Variables: Russian historian Rybakov said in "The Use of Time": "Time is a constant, but for diligent people, it is a' variable'. People who use' minutes' to calculate time spend 59 times more time than people who use' hours'. "
5. The symbol of dimitrov: dimitrov, an internationally renowned worker movement activist, said when evaluating the work of a day: "We should take time to think about what we have done in a day, whether it is a' plus sign' or a' minus sign'. If it is a' plus sign', we will make progress; If it is'-',you have to learn from it and take measures. "
6. Einstein formula: Einstein, the greatest scientist in modern times, wrote a formula when talking about the secret of success: A = X+Y+Z Y+Z. He explained that A stands for success, X stands for hard work, Y stands for the correct method, and Z stands for less empty talk. "
7. Percentage of Wang Juzheng: Wang Juzheng, a scientist in China, has a motto about experimental failure, which is called "There is still a 50% hope of success if you continue, and 1000% failure if you don't do it."
8. Tolstoy's score: Tolstoy, a great Russian writer, compared people to a score when talking about people's evaluation. He said: "A person is like a score, his practical ability is like a numerator, and his evaluation of himself is like a denominator. The larger the denominator, the smaller the value of the score. "