The best and most beautiful things in the world cannot be seen or even touched - they must be felt with the heart.
理解经济波动的关键在于理解人们如何形成预期。
解释:善于制造弓箭的工匠之子,必须先从编织簸箕开始;善于冶炼的工匠之子,必须从连缀皮裘开始。
The best ideas often come from the most unexpected places.