当陷入困境时，向别人解释你遇到的问题。通常情况下，仅仅是把问题描述出来，就会呈现出一个解决方案。让 "描述问题 "成为你排除故障的一个固定过程。
When you are stuck， explain your problem to others. Often simply laying out a problem will present a solution. Make “explaining the problem” part of your troubleshooting process.
释义：推究古代的事例来验证今天的情况，从而避免困惑；先揣度事情的始末，后仔细考虑，从而应对突发情况。这是对借鉴历史、谨慎行事的智慧的强调。
Success is not accidental, but the result of hard work.
在数学中，真理总是相对于你所在的系统而言的。
"The challenge of acting is to live truthfully under imaginary circumstances."