The astute prepares for death.... the incapable is consumed by his desires (Tirmidhi). \n\nWhoever Fears His Lord will Strive (Tirmidhi). \n\nMercy & The Verse of Hope for Everything Surah 7 v156. \n\nThe learned say that every harship is punishment for a sin, including a change in fortune, cruelty of a friend, unruly riding beast, rats in the house and so on.... (Imam Ghazali rah Ihya), also view Surah 42 v30.