永远不要满足于现状,始终追求更好。
Never be satisfied with where you are; always strive for better.
In mathematics, the art of proposing a question must be held of higher value than solving it.
信仰是希望的灯塔。
打字机要是敲得有感情,并不比你的姐妹或者亲戚弹奏钢琴来的扰人。
The only constant in life is change, and we must embrace it.