Never stop learning, because the world never stops changing.
永远不要停止学习，因为世界永远不会停止变化。
The only thing I can rely on is my own perception, and that is always changing.
光是上帝的画笔，每时每刻都在描绘世界。
The main purpose of the stock market is to make fools of as many men as possible.
What people need and what they want may be very different.
Life was simple before World War II. After that, we had systems.
Always listen to your audience. They will tell you what they want, if you're willing to hear.
