Dries Mertens scored twice for the victory.
“We did well to react after a goal conceded after 30 seconds," Sarri said.
“The reaction was strong, even though we were less brilliant than usual in the first half.
“For three months, the team has not trained much in terms of quantity and now, since two weeks ago, they have been doing it at a superior level."
“We cannot compare ourselves to Juventus. They are clearly superior in every way. Juve win 90 per cent of their matches.
“Our aim is to play beautifully. We like playing good football, enjoying ourselves and entertaining."