伟大的工程是无形的——它只是无缝地运作。
The concept of computational efficiency is central to the design of learning algorithms.
不能让成功冲昏头脑，也不能让失败击垮内心。
蛮荒之地的烟瘴一扫而空，众魔降服，凭借您的说法树立起法幢。
Leadership is action, not position.
The only thing worth writing about is the human heart in conflict with itself.