在一堂励志课上,教授问:“为什么人在冰面上行走,容易摔倒呢?”学员们说:“人在冰面上行走容易摔倒,一是因为冰面太光滑,鞋底与冰面的摩擦力太小;二是因为冰面太平坦,脚一打滑,便没有什么不平的东西阻止脚滑下去。”最后,教授根据学员们的回答,总结道:“所以,人在冰面上行走容易摔倒,一是因为冰面光滑,缺少阻力;二是因为冰面平坦,缺少坎坷。阻力和坎坷,这些看似有碍于我们前进的东西,却反过来成就了我们, In a motivational class, the professor asked: ”Why do people walk on the ice and fall easily?“ ”The students said:“ People walking on the ice easily fall down. First, because the ice is too smooth, The friction between the sole and the ice is too small. Second, because the ice is too flat and the foot slipping, there is no unevenness preventing the foot from slipping down. ”Finally, according to the students’ responses, the professor concluded:" So , People walking on the ice easily fall down, first, because the ice is smooth, lack of resistance; second, because the ice is flat, the lack of ups and downs. Resistance and bump, these things seem to hinder us from moving forward, but in turn Us,