We need to determine how much of our time a certain leisure activity will cost. Next, we must decide how much of our time it is worth.
إِذًا ،‏ يَحْسُنُ بِنَا أَنْ نَحْسُبَ ٱلنَّفَقَةَ مُسْبَقًا بِشَأْنِ ٱلْوَقْتِ ٱلَّذِي نَصْرِفُهُ فِي ٱلِٱسْتِجْمَامِ .‏