技术是只有在它让人们能做他们想做的事时，才会被接受。
Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is most important.
In the era of data-driven, computing power is the core competitiveness.
错误经不起失败，但是真理却不怕失败。
心是脆弱的，但它也是我们最强大的部分。