So sure, start with a slogan. But don't bother wasting any time on it if you're merely going for catchy. Aim for true instead.
A customer is never out of warranty, even if his product is.
Skepticism doesn't help you hear.
The cost of being wrong is less than the cost of doing nothing.
If it's worth doing, it's worth doing well.
No organization ever created an innovation. People innovate, not companies.