Pop star Justin Bieber has said that he is planning to take a break from his music career as he wants his talent to "mature".The 19-year-old says once his new album Journals is released, he will take a long break, reports contactmusic.com."After the new album, I'm actually retiring, man. I'm retiring," Bieber told a radio channel.He then said he is yet to make up his mind. "I want to grow as an artist and I'm taking a step out, I want my music to mature."The singer has also hit back at his critics and denied that he is becoming increasingly "arrogant"."People think I'm arrogant, I'm not, I've always been a caring and giving person. I'm 19, I'm gonna make mistakes. It's inevitable," he said.