Expert should be proficient. He / she shouldn't be limited to mere outfits and sermons. 1 who can make Every person cry and will make Absolutely everyone snicker, convinces with stories; guru with these types of protean personalities exists all over the place as Expert and sadguru. साबधान गुरू https://www.youtube.com/watch?v=MtwXvn6T9ok&t=49s