Justin's own website reliably states, ‘Originally playing at number 3 he moved to opener in 2001 and played 105 test matches scoring 7,696 runs including 23 test centuries.’ Not bad, to say the least. In fact, as we Aussies like to say, ‘Bloody beautiful, mate!’
One final thing ... effort defeats itself. Yes, one must be mentally tough, persistent, determined, and so forth ... but trying too hard to, for example, hit the ball is not the way to go.
Finally, here's some video footage of the man 'in action':
Good on ya, Justin!