He prides himself on being a shrewd judge of men's strengths and failings; yet he was, at the very least, unperceptive enough not to detect grave flaws in two of his .
The trouble is that Federov, an unperceptive man, is not a very good muser.
He prides himself on being a shrewd judge of men's strengths and failings; yet he was, at the very least, unperceptive enough not to detect grave flaws in two of his very closest .