JSTL and JSF are a bad mix. Keep it all JSF whenever possible.
However, as far as it goes, putting logic in a View is not recommended.
Better:
The secret of how to be miserable is to constantly expect things are going to happen the way that they are "supposed" to happen.
You can have faith, which carries the understanding that you may be disappointed. Then there's being a willfully-blind idiot, which virtually guarantees it.