"I don't think I'm smart. I think I'm lucky."

"I want to change the world, even just a little bit."

"I want to be a teacher again. I will teach."

"When you are 40 to 50 years old, you should focus on something that you are good at, don't try to change to a new area, it's too late."

"I tried to apply for 30 jobs, and got rejected from all of them. I even went to KFC when it came to China. Twenty-four people went for the job, twenty-three were accepted. I was the only guy."