Ben Stokes was England's hero against South Africa in a victory youngster Dom Bess was delighted to play a part in.
England will have to do without James Anderson in the two remaining Tests against South Africa.
Ashley Giles says players love long Test matches, with global union FICA warning the ICC of "negative sentiment" over its four-day proposal.
England were hoping for good news on the fitness of James Anderson on Wednesday as the bowler headed for a scan on his side.
South Africa lost a heart-breaking match against England late on day five, but Faf du Plessis knew he had been involved in a great occasion.
After his latest match-winning heroics for England, Ben Stokes said he had a "bit more inside" him due to his father's recent illness.
England were inspired by a superb spell of bowling from Ben Stokes as they levelled the four-Test series with South Africa on Tuesday.
England got the eight wickets they needed on day five to beat South Africa, with Stuart Broad delighted with the tourists' final flourish.
The Test series between South Africa and England is level at 1-1 after the tourists sealed victory with half an hour left at Newlands.
An ankle injury sustained playing football before the second Test against South Africa will keep Rory Burns out of England's Sri Lanka tour.