Have you ever had the thought, "If only I were more confident as a man then I would get that raise at work, the pretty girl would give me attention, or I would be able to pitch my business idea and find investors."
Let's be honest at some point in life if you probably had some form of thought along those lines.
The desire and value of confidence is something spread far and wide throughout men. Sure they might not overtly say, "I wish I was more confident." But the thought is there.