Let us see what his example can teach us about serving without regrets. What regrettable past did the apostle Paul have?
وَفِي حِينِ أَنَّهُ نَدِمَ أَشَدَّ ٱلنَّدَمِ عَلَى مَاضِيهِ ،‏ إِلَّا أَنَّهُ تَعَلَّمَ أَنْ يَصُبَّ ٱهْتِمَامَهُ عَلَى خِدْمَةِ ٱللهِ بِأَمَانَةٍ .‏