I remember once having to stop performing when I thought an elderly man a few rows back from the front was actually going to die because he was laughing so hard.
In the discovery of secret things and in the investigation of hidden causes, stronger reasons are obtained from sure experiments and demonstrated arguments than from probable conjectures and the opinions of philosophical speculators of the common sort.
There are times when the writers ask us to improvise. Sometimes the animators are inspired by what you do, and sometimes you are inspired by what the animators do.