世界上最好和最美丽的东西是看不见甚至摸不着的——它们必须用心去感受。
An expert is a person who has made all the mistakes that can be made in a very narrow field.
Tennis is a mental game. Everyone is fit, everyone hits great forehands and backhands – it’s the upstairs that counts.
真正的问题不在于机器是否会思考,而在于人类是否会思考。