In my case what happened next in 1999 was that I fell apart over that back nine. When I saw I was in genuine contention that year I felt like throwing up. That remains probably the most nervous I've ever been on a golf course.

My dad said: 'It looks like you'll be world No.1 in a few hours and I wanted to be the first to say congratulations.

I've started to show the consistency in majors I had in regular tournaments back in 1998-2000 when I was contending nearly every week.

In my case what happened next in 1999 was that I fell apart over that back nine. When I saw I was in genuine contention that year I felt like throwing up. That remains probably the most nervous I've ever been on a golf course.

You don't win tournaments by playing well and thinking poorly.

Listen, everything I did in my childhood was competitive. Everything we did my dad made it into a game to win. We used to drive my mum nuts.

People mature at different stages and I feel I'm learning a lot.