Precious little has been released about the off-the-wall British comic’s tour, but you can find it all out for yourself when Ricky Gervais brings “Humanity” to The World’s Most Famous Arena. While Gervais worries about doing stand-up in the current political climate, he calls Humanity “my best stand-up yet…because truth is so important now.” See if you agree when his first tour in seven years comes to MSG.