In mathematics, the art of proposing a question must be held of higher value than solving it.

感知是一个主动的过程，大脑从感官输入中构建意义。

The past is always tense, the future perfect.

The secret of change is to focus all your energy not on fighting the old, but on building the new.

"I’m a firm believer in hard work and dedication paying off."

The key to success is not just in making a product, but in understanding the people who use it.

上天不会因人们害怕寒冷而让冬天消失，大地不会因人们厌恶险峻而停止其广大。君子不会因小人喧嚣而改变自己的品行。