Greetings, আপনি who are presumably friendly. Here, আপনি can express your inner genius to others and rip apart countless theorems from the comfort of your own home. No doubt those of আপনি পাঠ করা this would be ardent admirerers of a person who both has all the facts and can explain the whys and hows of it all. Here, আপনি can discuss matters with other bright minds. Feel free to be a little blunt অথবা maybe sarcastic, but don't start whining if and when আপনি recieve some of the aforementioned 'unpleasantries'. Congratulations.