我们认为正确的事情有时会被证明是错误的,而我们认为是错误的事情有时会被证明是正确的。
The difference between animals and humans is that humans are capable of reasoning, but even that is unreliable.
"The greatest wisdom lies in understanding that we know nothing at all."
Mathematics is a way of thinking, not just a collection of facts.
一个组织的系统质量决定了其流程质量。
你知道得越多,就越意识到你不知道的越多。