"Never stop learning, because life never stops teaching."
永远不要停止学习，因为生活永远不会停止教导。
In mathematics, you don't understand things. You just get used to them.
我们对月球表面的了解比对海底的了解还要多。
There is no absolute fairness in life, but it is relatively fair.
The secret of joy in work is contained in one word – excellence. To know how to do something well is to enjoy it.
忠于自己，但永远保持开放学习的心态。