You feel awfully confident waste of time to send a request to be a friend and did not receive a response. It cannot think why not needed here, it is a sign of "depression from Facebook.
Do you feel any confidence. A petition to send a friend request was not accepted. Keep thinking why are not needed. This is also a sign of "Depression from Facebook.
You feel lost confidence in it. Time to send a request to friend and not get accepted. Keep thinking that why not needed, this is the sign of "major depression from Facebook.