ἔστι γὰρ ὁ φίλος ἄλλος αὐτός → a friend, you see, is another self
impĕdītĭo: (inp-), ōnis, f. impedio,I a hinderance, obstruction (rare but class.): sine impeditione praeterire, Vitr. 1, 5: animus in somniis liber est sensibus et omni impeditione curarum, etc., Cic. Div. 1, 51, 115; Arn. 2, 52.