At this the duchess, laughing all the while, said: "Sancho Panza is right in all he has said, and will be right in all he shall say.
The best place to find material is in real life. I've always maintained that it's not until the mid-20s that you have enough of a life to draw from. There's nothing better for a comic than to go through some bad stuff - and some good stuff, like getting married.