Why does montag compare his age to a tissue?

It's a metaphor to represent how people are treated at that age.

Explanation:

Montag compares his age to a tissue because at that point in his life he feels as if people are just used and discarded to the side.

autobiography of an ex-colored man is told from the first-person point of view of an unnamed male narrator. he starts his tale by stating that he is going to reveal the great secret of his life. he first takes the reader to his childhood in georgia where he was raised by a single mother. he was dissapointed in his own color.

its hard for me to see which word is supposed to be in bold. if i knew then i would be able to better.