Yes he is opposite, but you have to consider whether swapping to another manager with completely different style is really a sensible move. You can't be doing all these rip it like a bandaid moves and hoping it eventually works, you need some long term strategy already.
Allegri would have no problem following the work left by Mourinho. Meanwhile, Sarri plays thrilling football, but can he do it with fuking Lukaku leading the line? Another manager and another rebuild from the ground up is madness.
Yes he could. Because what Jose hasn't realised is that Lukaku actually likes ball into feet. He's a lot like Mertens that way. Lukaku really isn't the problem here. In fact, nearly all the players would fit Sarri