Basically, If a contradiction may very well be proved in Peano arithmetic, then set principle could well be logically inconsistent. のぼってみようと思ったのですが、最近はケガの治りも遅いので、大事を取ってスルーしました。 Bea BonmotBea Bonmot 29644 silver badges1515 bronze badges twelve 48 I agree with many that "thank God" is utilized ubiquitously, irregardless of religion, faith, or ... https://justpaste.it/hlfim