I have just accepted certain things and it makes it easier. I accept I will get injured. I accept I cannot win every race. I work hard to decrease the chances of those things happening but I accept they will happen. A lot of people don't accept it. They get injured, they go crazy.

My brother is really, really slow.

I don't think limits.

I want to stay involved in athletics; I want to encourage kids to take part and try to grow the sport.

My diet is much better. I eat what I have to. The older you get, the better you get at making sacrifices.

Unfortunately, I don't usually get to see much outside the Olympics as I compete almost every day. I have been to Rio a few times and got a tour of the sites. It is a spectacular city.

Cristiano is better than Messi, without a doubt. He's more of an all-round player