开采效率不仅对利润有好处，对地球也有好处。
一本书就是你手中握着的梦想。
On motivation: "I strongly believe that missionaries make better products. They care more. For a missionary， it's not just about the business. There has to be a business， and the business has to make sense， but that's not why you do it. You do it because you have something meaningful that motivates you."
真相常常令人不适，但它是必要的。
需求对象的残缺不全，正是幸福的必不可少的条件之一。
每一个个体都很重要，每一个个体都有自己的角色，每一个个体都能带来改变。