Carefully (akribōs). Aleph B 17 put akribōs before pōs (how) instead of pōs akribōs (how exactly ye walk) as the Textus Receptus has it. On akribōs (from akribēs) see note on Mat 2:8 and note on Luk 1:3.
Unwise (asophoi). Old adjective, only here in N.T.