数学不是一门演绎科学——那是陈词滥调。当你试图证明一个定理时,你不仅仅是列出假设然后开始推理。你所做的是反复试验、实验和猜测。
一旦你着手要攻下维也纳,就把她拿下吧﹗
I can be no longer than one day absent from the ship, as I am the only person on board who can navigate her.
Good market design aligns individual incentives with social efficiency.