Adam Peaty

It hasn't always been a sweet ride. When I was 15, I almost hated racing in finals because I was so nervous. But as I got more experienced, I had to choose between fight and flight - and I've fought every time.

It didn't take long for the world to realize that the Shah was an enlightened liberal next to the bloody reactionary regime that followed, and which executed more people in three months than the Shah had done in 30 years.