Okay, so the answer is "well it's not perhaps something I would want to try and do before a Grand Slam but I'm sure Novak knows what he's doing, it's really a matter for him."
We could do this all day.
Okay sorry for jumping in but what you seem to be doing is that you want to write his answers for him.( Maybe they could have speech writers for tennis stars) Fed is non-diplomatic. I think its adequately clear from his past interviews. I know some people when asked for an opinion, like to give it. The only person who can take issue with his statement legitimately is Djokovic. If he complains, then Fed may find it necessary to explain/curb himself. If not