be hardly naive(about someone or something: Looking back now, aides to all three presidents offer roughly similar takes: Their man was hardly naïve about Mr. Putin and saw him for what he was, but felt there was little choice other than to try to establish a better relationship4uzhoj)
make no mistake(Gangs are dirty and you should make no mistake about that. • They are the enemy and you should make no mistake about the fact they want you out of the picture.4uzhoj)