Earlier quoted context omitted.
About the "worst" thing I've read about Orwell was that he was a relentless moralist and didn't know how to have fun. Sorta the opposite of P.G.Wodehouse. Which ... I'm OK with. I've read most of his work too. Of course 1984 and Animal Farm are the best but Road to Wigan Pier and Down and Out in Paris and London are good too. (I also love Wodehouse)
Worst thing you read about him is surely that he apparently tried to rape a girl in his youth: “ But Venables's postscript changes all that. Venables is the Buddicoms' first cousin, and was left the copyright to Eric & Us, as well as 57 crates of family letters. From these she made the shocking discovery that, in 1921, Eric had tried to rape Jacintha. Previously the young couple had kissed, but now, during a late sum…
His first wife contributed significantly to his work (including Animal Farm) but was never credited. She saved his life when he was shot in the throat in Spain, but I understand she was completely written out of 'Homage to Catalonia'.