I think you meant to say "didn't"
Actually the courage part comes from admitting your incomplete education on a matter and then, when educated, admitting you were wrong
Wanting to know the truth even if it dispells a held view is a choice, just like homosexuality
Well said. There's two kinds of people in the world - those who want to know the truth, and those who want to see and hear only what props up their fond belief system, and avoid anything which might disagree with it. (Hint - the truth is good, the other side is darkness...)