“I don't know the situation well, but I know the club are working," he added. "So I think they can solve this problem. Maybe for this summer, maybe not. But they are working. I think that, first of all, we need to improve these players.
"Because we cannot buy 20 players in the market because they aren't 20 players ready for Chelsea in the market. It's very difficult to find a player ready immediately for this level, so I think the first target is to improve these players."
https://www.goal.com/en-gb/news/i-dont-care-if-fans-boo-me-chelsea-are-training-harder-than-ever-/f3xr7farosnx14l8b8v51y89y