The most selfish 1 letter word – I – avoid it. The most satisfying 2 letter word – We – use it. The most poisonous 3 letter word – Ego – kill it. The most used 4 letter word – Love – value it. The most pleasing 5 letter word – Smile – keep it. […]
(Before entering) [In the Name of Allah] . (Then) O Allah , I seek protection in You from the male and female unclean spirits.
Reference: Al-Bukhari 1/45, Muslim 1/283. The addition of Bismillah at its beginning was reported by Said bin Mansur. See Fathul-Bari 1/244