The last temptation is the greatest treason: to do the right deed for the wrong reason.

Sustainability must be profitable, or it won't be sustainable—this is the challenge we must solve in modern farming.《The Grain Frontier》

"The truth is rarely pure and never simple."

译文：积德行善，祥瑞自然会降临，作恶多端，祸殃会不请自来，可以看出人世间已分出天堂和地狱。赏析：人生在世，多做好事，莫做恶事。好事做得多，不仅是帮自己积福，更是帮子孙后代积福。坏事做尽，迟早会遭到上天的惩罚，即使不报应在自身，也会报应在子孙后代。