Curiosity drives the mathematician forward, always seeking the next question to answer.
最大的挑战不是科学,而是改变人们的观念。
We do not own our memories; they own us.
老年人相信每一件事物;中年人猜疑每一件事物;青年人什么都懂。
心灵如同冰山,浮出水面的仅占七分之一。