Speech is the shadow of action; action is the manifestation of speech.
The world is full of people who have never, since childhood, met an open doorway with an open mind.
The test of true innovation is whether it makes life better for ordinary people.
永远不要停止学习,因为世界永远不会停止变化。
赢得温网是一个梦想。八次夺冠是我甚至无法形容的。