1) ''Nately was instantly up in arms again. 'There is nothing so absurd about risking your life for your country!' he declared.
'Isn't there?' asked the old man. 'What is a country? A country is a piece of land surrounded on all sides by boundaries, usually unnatural. Englishmen are dying for England, Americans are dying for America, Germans are dying for Germany, Russians are dying for Russia. There are now fifty or sixty countries fighting in this war. Surely so many countries can't all be worth dying for.'''

2) '''I'm nuts. Cuckoo. Don't you understand? I'm off my rocker. They sent someone else home in my place by mistake. They've got a licensed psychiatrist up at the hospital who examined me, and that was his verdict. I'm really insane.'
'So?'
'So?' Yossarian was puzzled by Doc Daneeka's inability to comprehend. 'Don't you see what that means? Now you can take me off combat duty and send me home. They're not going to send a crazy man out to be killed, are they?'
'Who else will go?'''

3) ''Morale was deteriorating and it was all Yossarian's fault. The country was in peril; he was jeopardizing his traditional rights of freedom and independence by daring to exercise them.''

4) ''Catch-22 did not exist, he was positive of that, but it made no difference. What did matter was that everyone thought it existed, and that was much worse, for there was no object or text to ridicule or refute, to accuse, criticize, attack, amend, hate, revile, spit at, rip to shreds, trample upon or burn up.''