First, let's acknowledge what a complaint really is: the biggest bargain in market research we'll ever get.
Praise encourages us to keep doing what we're doing. Complaints challenge us. They tell us about our market and our systems, and offer us the encouragement to change.
Effective trainers are realists.
They have to be. They have to assume that the glow, the inspiration, the new ideas and new skills will gradually dissipate as the workshop becomes a distant memory. It's a safe assumption, but there are ways to ensure that the training holds its value.