1: ἐν
(Strong's #1722 1438 — Preposition — en heautois — en )

lit., "in yourselves," is used with phronimos, "wise," in Romans 11:25 , "(wise) in your own conceits (i.e., opinions)."

2: παρά
(Strong's #3844 1438 — Preposition — par' heautois — par-ah' )

(para, with, in the estimation of), in Romans 12:16 has the same rendering as No. 1.