Michael is implying that Roth has the habit of exaggerating (if not faking) his maladies as a survival technique. So Roth really could pee? I knew it. Whether he could or could not doesn't matter. He's neve part with a million just to take one.
"Io sono stanco, sono imbigliato, and I wan't everyone here to know, there ain't gonna be no trouble from me..Don Corleone..Cicc' a port!"
"I stood in the courtroom like a fool."
"I am Constanza: Lord of the idiots."
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