他在主张杠杆原理时所说。
代数是人类创造的一种智力工具,用于清晰地表达世界的数量关系。
除了诱惑,我什么都能抵抗。
I always tell my kids, 'If you're going to do something, do it well. And if you're not going to do it well, don't do it at all.'
The boundary of technology lies in human imagination.