Sasha niaise , mais ne t’y trompe pas , il est loin d’être niais , c’est juste un genre qu’il se donne …
Sascha dumb.PRES.3SG but NEG you = PRO.DAT mistake.IMP.2SG NEG he is far from be.INF dumb it is just a look that he REFL gives 
Sascha behaves/is behaving like dumb people typically do, but don’t be mistaken, he’s far from being dumb, it’s just an image that he uses to display …