预测非常困难，尤其是关于未来。
Prediction is very difficult, especially about the future.
The key to success is to get out into the store and listen to what the associates have to say. It's terribly important for everyone to get involved. The best ideas come from the floor.
心记得头脑试图忘记的东西。
The beauty of physics lies in its ability to explain the complex with the simple.
世界充满了符号，但我们常常太盲目而看不到它们。