我们生活中的挑战是为了加强我们的信念。它们不是为了打倒我们。
The challenges in our lives are there to strengthen our convictions. They are not there to run us over.
The key to understanding human cognition is to understand how symbols are manipulated.
Mathematics is the language with which God has written the universe.
成功是1%的灵感加上99%的汗水。
适应性是在快速变化的行业中生存的关键。