生活是一场冒险，不是一次包办旅行。

Prime numbers are what is left when you have taken all the patterns away. I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.

Every challenge is an opportunity to learn and grow.

Safety is the greatest benefit, accidents are the biggest waste.

了解穷人的真实生活是设计有效政策帮助他们第一步。