Usher doesn’t listen to his critics. The 45-year-old singer has insisted that he always focuses on himself and his career, rather listening to what other people have to say about him. Speaking about his approach to life, Usher told ‘Extra’: “I don’t believe what other people think about me … I encourage people to do the same and not get caught up in what other people think about you. Be concerned about what you think about yourself.” Usher embarked on a Las Vegas residency in 2023, and the award-winning star has now suggested that it’s given him a new lease of life. He shared: “I love tourin…