统计学家不能推卸理清科学推断原理的责任，同样，任何其他思考者也必须承担类似的义务。

"I write to understand. I write to not forget."

Product is 1, marketing is 0. Without a good product, no amount of marketing is futile.

"The only thing to do with good advice is to pass it on. It is never of any use to oneself."

生活若无波折险阻，就会过于平淡无奇。