In short, Clevinger was one of those people with lots of intelligence and no brains, and everyone knew it except those who soon found it out.
Joseph HellerWho's they?" He wanted to know. "Who, specifically, do you think is trying to murder you?" "Every one of them," Yossarian told him. "Every one of whom?" "Every one of whom do you think?" "I haven't any idea." "Then how do you know they aren't?" "Because..." Clevinger sputtered, and turned speechless with frustration. Clevinger really thought he was right, but Yossarian had proof, because strangers he didn't know shot at him with cannons every time he flew up into the air to drop bombs on them, and it wasn't funny at all.
Joseph HellerMan was matter, that was Snowden's secret. Drop him out a window, and he'll fall. Set fire to him and he'll burn. Bury him and he'll rot, like other kinds of garbage. The spirit gone, man is garbage. That was Snowden's secret. Ripeness was all.
Joseph Heller