统计学家不能推卸理清科学推断原理的责任，同样，其他任何有思考能力的人也不能逃避类似的义务。

The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when to be obeyed.

最好的艺术是改变你的艺术。

Reflect upon your present blessings, of which every man has plenty; not on your past misfortunes, of which all men have some.

To write is to explore the unknown within ourselves.