The past is a source of knowledge, and the future is a source of hope. Love of the past implies faith in the future.
过去是知识的源泉，未来是希望的源泉。热爱过去意味着对未来的信心。
In mathematics, the journey of discovery is often more rewarding than the destination itself.
成功不在于你赚了多少钱，而在于你对人们生活的影响。