Roger Federer reveals he has framed a picture of himself and Rafael Nadal ... Federer, who started his career in 1998, spent 24 years in pro tennis and left a golden mark on it.

The tennis champ opens up to PEOPLE ... and a few things he doesn't miss about being a pro Justin McManus Roger Federer was a near picture-perfect athlete for 24 years, always full of grace ...

So the way tennis does it yields different matchups instead ... OK, technically that's an unlucky draw for both of them. Gauff should be playing the No. 6 person and Keys should be playing the ...