The Giallorossi were crushed 4-1 by Juventus and already 3-0 down within the opening 19 minutes.
"The first half? I have to search my vocabulary. It was disastrous," shrugged Sabatini on Sky Sport Italia. "Luis Enrique and Zeman are strong Coaches who focus on the attack, that doesn't mean they are inadequate.
"We perhaps have to consider other decisions that we made or that we might've over-valued some players for their abilities to perform in this type of match.
"We should've approached it with different mentality, physicality, desire and ferocity. I am giving a negative view on what I see, which after tonight is inevitable.
"The lads who came here are on paper and in theory very talented, but they have to prove it every day on the pitch and in training. They must have the right attitude all the time.
"It is evident the team is midway through the learning process and that means there is a lack of balance, as some ideas have been assimilated and others not. However, we need other qualities during a game like this, such as determination and pace."