我在数学上花的时间越多，我就越兴奋。

Einstein was wrong when he said, 'God does not play dice'. Consideration of black holes suggests, not only that God does play dice, but that he sometimes confuses us by throwing them where they can't be seen

过去并未死去，它甚至从未过去。

The role of a leader is not to have all the answers, but to ask the right questions.