Chemical and biological attacks are scary and will kill a lot of people but don't rise to the level of nuclear.
“Like most of my friends in school, I was a member of multiple circulating libraries; and all of us, to begin with, borrowed and read the same things.”
“Your senses are reeling all the time. Finally you find something to write and the very next day you go out and see something else which totally contradicts what you've written and every conclusion you've come to.”