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。
Customer satisfaction begins with understanding their unspoken needs and exceeding their expectations.
Memory is a strange thing, it doesn't work like I thought it did. Memory is not a simple thing at all.