最有效的发展干预措施往往是最简单的。
The most effective development interventions are often the simplest ones.
你可以用图画表达许多不需要用语言表达的东西。
The customer’s voice should always be the loudest in the room.
我们都被年轻时的自己的幽灵所困扰。
The stock market is filled with individuals who know the price of everything, but the value of nothing.
最成功的公司是那些倾听客户声音的公司。