Your most unhappy customers are your greatest source of learning.

的确，人们中间流行着一种奇怪的观点，即房屋、山脉、河流，总之，所有感知对象，都具有超越其被理解感知之外的自然或真实存在。

贪婪读书，终生学习，保持好奇，日日增慧。

爱是唯一能够将敌人化为朋友的力量。

Then I had religion, then I had a vision. I could not turn from their revel in derision. Then I saw the Congo creeping through the black, cutting through the forest with a golden track。