The most successful approach I've experienced to moderation is similar. Give timeout liberally. Emphasize that it is temporary and not a big deal. Give forgiven

The most successful approach I've experienced to moderation is similar. Give timeout liberally. Emphasize that it is temporary and not a big deal. Give forgiveness to those who are well behaved and make sure they know that forgiveness is possible (eg, after 2 years without timeouts, the timeout counter resets).