You know how it is with writing. You just write what you want to write. There's no way to predict what is good or bad. You just do what you think is funny and either it works or you're finished. It's impossible to predict anything.
Wrinkles should merely indicate where smiles have been.
Anyone who stops learning is old whether at twenty or eighty. Anyone who...
Age is an issue of mind over matter. If you don't mind it doesn't matter.