Mark's mantra for his success

Actor reveals that discipline has been the key to his success in his career

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Hollywood star Mark Wahlberg has revealed the keys to his career success and said that he feels it is discipline.

The 54-year-old actor, who is famous for his early-morning wake-ups and regimented gym routine, told Extra: “Discipline has afforded me many wonderful things in my life. It’s a thing that I really attribute to all my success, both personally and professionally ... I recommend it to everybody.”