The world is not a rectangle.

"I don’t play for the fame or the money. I play because I love the game."

In our reasonings concerning matter of fact， there are all imaginable degrees of assurance， from the highest certainty to the lowest species of moral evidence.

Success is no accident. It is hard work, perseverance, learning, sacrifice, and most of all, love of what you are doing.

True education is learning to think.

创新不是口号，而是每一天的实际行动。

做产品要有敬畏之心，要对用户负责。

最好的投资是那些能够将一个小想法变成大生意的人。

【解释】幸福不可强求，保持愉快的心情，更能感受到幸福；灾祸难以避免，消除怨恨他人的念头，就能远离灾祸。