The only way to learn mathematics is to do mathematics.
学习数学的唯一方法就是做数学。
别让恐惧决定你的未来。
What is learned is not movements but meanings.
"We all have our time machines. Some take us back, they're called memories. Some take us forward, they're called dreams."
在新能源领域,我们不仅要做好产品,更要做好整个生态系统的建设。
The only existence we conceive is the existence of sensible things.