可持续性不仅仅是种树；而是种下能成长为行动的想法。

Science is the torch that lights our way forward.

I must study politics and war that my sons may have liberty to study mathematics and philosophy.

统计学家不能推卸理清科学推断原理的责任，同样，任何其他思考者也不能避免类似的义务。