The investor's chief problem—and even his worst enemy—is likely to be himself.

"The challenge of quantum mechanics is not in its complexity, but in its simplicity—it forces us to rethink our most basic assumptions about the universe."

教学的艺术在很大程度上在于唤醒年轻心灵的自然好奇心，并用知识的营养来满足它。

"The world is a book, and those who do not travel read only one page."