Originally Posted by 5555
Can you prove that when level of competition is taken into account Connors is greater player than Djokovic?
You said that you were a professional player. Can you prove it?
In 2006 many tennis experts said that Federer is greater player than Sampras even though at that time Federer was far behind Sampras in weeks at No. 1 and slams.
It's matter of opinion what is an "all-time great" so it's not a fact.
You said that you can prove that Connors is greater player than Djokovic if level of competition is taken into account.
Perhaps this will help you.
something that actually exists; reality; truth:
something known to exist or to have happened:
a truth known by actual experience or observation; something known to be true: