“ One learns more from listening than speaking.And both the wind and the people who continue to live close to nature still have much to tell us which we cannot hear within university walls. 一个人从听中学到的比从说中学到的多。风和那些继续贴近大自然生活的人们仍然有很多东西要告诉我们,而这些东西我们在大学的围墙里是听不到的。 Thor Heyerdahl 托尔·海尔达尔
“ You have to test your hypothesis against other theories. Certainty in the face of complex situations is very dangerous. 你必须用其他理论来检验你的假设。在复杂的情况下,确定性是非常危险的。 Richard Holbrooke 霍尔布鲁克