I don't understand why you think so. Having a strong opinion about something is arrogant? If he/she said something like "This is my opinion and if you think di

I don't understand why you think so. Having a strong opinion about something is arrogant? If he/she said something like "This is my opinion and if you think different, you're stupid." then that would be arrogant. I don't see an inkling of that here.