取得成功的秘诀就是开始行动。
变化是不可避免的,但成长是可选的。
我们必须考虑每一项技术进步对环境的影响。
我从不回头看,我只向前看。
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
数学不是关于数字、方程、计算或算法的:它是关于理解的。
"The scientist is not a person who gives the right answers, he's one who asks the right questions."
Mental activity is the organism's dialogue with its environment.