He kept his own life simple so that he could accomplish his ministry without distraction.
وَدُونَ أَنْ يَشْعُرَ ،‏ تَمْضِي سَاعَتَانِ تَقْرِيبًا وَهُوَ لَمْ يَبْدَأْ بَعْدُ مَا كَانَ يَنْوِي أَنْ يَدْرُسَهُ .‏