Sentence 1: I used to wash my car every weekend. 
 Sentence 3: I had a little accident and caused a small dent in my car one day 
 Sentence 4:  This upset me greatly as I loved my car very much 
 Sentence 5:  In fact, it upset me so much that I stopped washing my car 
 Option 1: Now I wash my car every day. 
 Option 2: Unfortunately, little incidents can cause us to change our habits.