"As soon as I have a schedule, I can fail."
Amen. This is the best reason/admission I've ever heard from someone scared about scheduling. It's also the best reason I've ever heard to make scheduling a part of your life.
Francis Wade turned me on to this series of videos on time management for ADHD sufferers. I don't have ADHD, but I found a lot of answers to basic questions about scheduling I often see in my email.