过去从未消逝,它甚至从未过去。
The past is never dead; it is not even past.
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
思考的过程不仅仅是把一件事加到另一件事上;它在于观察结构特征和结构要求的操作。