Two ends off
The two ends of the sharp pole is that the two ends of the sharp pole can not pick things. It's a metaphor for failure at both ends.
The third fold of Yuan's Guan Hanqing's "save the wind and dust" is: "that woman was photographed by me on weekdays. If she had a divorce letter, she would have gone with a cigarette. If she didn't marry me, she wouldn't have to take off her two ends." example: you're afraid that you can't figure it out in a thousand ways, but you're afraid that you'll make us do it. The first fold of Qi Ying Bu by Wu Ming Shi in Yuan Dynasty
Two ends off
go to the battle-front without any burden - qīng zhuāng shàng zhèn
change filial obedience into allegiance - yí xiào wéi zhōng
a thousand deaths will not atone for one 's crime - zuì bù róng zhū