50岁重建事业并不容易——但值得的事情从来都不简单。
机器学习成功的关键不仅仅是算法,还有数据。
In all affairs, it's a healthy thing now and then to hang a question mark on the things you have long taken for granted.
The heart may think it knows better: the senses know that absence blots people out. We have really no absent friends.
我们活着就是为了改变世界,否则还有什么意义?
Luck, is largely responsible for my reputation for genius. I don’t walk into the office in the morning and say, ‘Am I smart today?’ I walk in and wonder, ‘Am I lucky today?’