Convinced of the child's goodness.
He was convinced he was a great singer, statements of others to the contrary.
We convinced him with our skillful arguments and supporting evidence.
In fact, I think Uncle Fabrice had him convinced that he couldn't sell a cheeseburger to a starving man.
You're convinced they're not real?
I just convinced myself we were going to make it right.
I think I've convinced them that you're a trustworthy soul.
In fact, now I'm even more convinced I was right.