Screech says that Zack Morris once admitted that to him while the two were riding in a limo.
Dustin Diamond Bravely Exposes Several Instances of Typical Teenage Behavior on the Set of Saved by the Bell
We admire his courage.
You take the good, you take the bad, you take them both, and there you have the 'Saved by the Bell' reunion.
It's almost as if he's one of the minor members of the McFly family!