Feeling Comfortable, Being Creative
People need to feel comfortable voicing their ideas. They also need to feel that it is safe to be creative as well as to collaborate with others.
(Source: Forbes, Creativity: What We Can Learn From Jerry Seinfeld and Larry David)
I think a wildly successful sitcom also provides the freedom, foundation, and environment "to stimulate creativity in their own environment".
Still, good advice and an even better episode.