To pry apart pieces of magnetized metal, one needs a force that is stronger than the attraction holding them together.
كَذلِكَ يَلْزَمُنَا جُهْدٌ كَبِيرٌ لِمُقَاوَمَةِ إِغْرَاءِ ٱلْفَنِّ ٱلْإِبَاحِيِّ .‏