Sentence 1: Bill had an extreme fear of fire. 
 Sentence 3: He stopped to help and saw kids inside 
 Sentence 4:  Without self concern he broke the windows and saved them 
 Sentence 5:  His fear now gone Bill joined the Fire Dept 
 Option 1: While driving one day he came upon a car fire. 
 Option 2: He lived alone and never went out.