The only way to learn mathematics is to do mathematics.
成功来自于深刻理解消费者需求。
我做事情不是为了得到反应或赞誉,而是因为我热爱做这些事。
The reality is: sometimes you lose. And you're never too good to lose. You're never too big to lose. You're never too smart to lose. It happens.
Consciousness is the arena where life's battles are fought.