Clevinger had a mind, and Lieutenant Scheisskoph had noticed that people with minds tended to get pretty smart at times.

It's a wise person, I guess, who knows he's dumb, and an honest person who knows he's a liar. And it's a dumb person, I guess, whose convinced he's wise...-Bob Slocum

That's some catch, that Catch-22," he observed. It's the best there is," Doc Daneeka agreed.

Some men are born mediocre, some men achieve mediocrity, and some men have mediocrity thrust upon them. With Major Major it had been all three. Even among men lacking all distinction he inevitably stood out as a man lacking more distinction than all the rest, and people who met him were always impressed by how unimpressive he was.

Rise above principal and do what's right.

They're trying to kill me," Yossarian told him calmly. No one's trying to kill you," Clevinger cried. Then why are they shooting at me?" Yossarian asked. They're shooting at everyone," Clevinger answered. "They're trying to kill everyone." And what difference does that make?

After he made up his mind to spend the rest of the war in the hospital, Yossarian wrote letters to everyone he knew saying that he was in the hospital but never mentioning why. One day he had a better idea. To everyone he knew he wrote that he was going on a very dangerous mission. "They asked for volunteers. It's very dangerous, but someone has to do it. I'll write you the instant I get back." And he had not written anyone since.