Montag feels that is his wife died he wouldn't cry. The fact the he wouldn't cry for the death of his own wife made him cry.
What are Montag�s comments about the people in the walls?
Montag feels that the people in the walls are useless.
What does Montag think about the old woman and all the books he has destroyed?
Montag feels extremely guilty for killing an old women, which to him was very innocent and didn't deserve to die. This also made Montag aware; why was the women sacrificing her life for the books. This made him realize that there was something special about the books.
Summarize Beatty�s explanation of how the need for firemen arose?
Beatty's explanation of why firemen were needed was because with knowledge people were unhappy and when people are stripped of books they are happy.