Andy Murray lost the match 6-3, 3-6, 10-6 against Roger Federer but was delighted to have made a successful comeback four months after ending his 2017 campaign due to a hip injury.
Roger Federer does not agree with Rafael Nadal's viewpoint that the ATP Finals in London should be played on clay.
Marin Cilic has given his assessment on whether Rafael Nadal and Roger Federer benefited from the 2017 absences of Novak Djokovic and Andy Murray.
Agassi says Nadal's end of the year performance is "never quite the same as the middle or the beginning".
World number three Alexander Zverev believes 2017 was the year Rafael Nadal and Roger Federer played the best tennis of their careers ahead of the ATP Finals in London.
Goffin has met Nadal on two occasions in 2017, both on clay in Spain and Monte Carlo.
Rafael Nadal remains a doubt for the ATP World Tour Finals after admitting he is yet to decide whether to compete at the season-ending tour finals.
Hip and elbow injuries kept both players out of top form for a major part of the year.
Djokovic started the year as the number two ranked player in the world but he has currently fallen to number seven after what has been a poor, injury-ridden year.
The 36-year-old has won seven titles this year, including the Australian Open and a record eighth Wimbledon title to overtake Sampras' seven championship wins.
Nadal has faced Federer in the finals of the Australian Open, the Miami Open and the Shanghai Masters, as well as in the fourth round at Indian Wells.
Rafael Nadal is confident he will be fit in time to play in the ATP World Tour Finals, despite a recurrence of his long-standing knee issues.
Rafael Nadal has been given a clean bill of health going into the ATP Finals by coach Carlos Moya, who has backed him to challenge for the win.
Draw for the season-ending 2017 ATP World Tour finals in London was delayed after Boris Becker was caught in traffic.
Nadal has had a fantastic year thus far, winning two Grand Slams after a long hiatus and was aiming to feature in the ATP Grand Tour finals in London.
Federer has urged Andy Murray to concentrate on getting fully fit before considering a return to competitive action.
Former British number one Annabel Croft believes Roger Federer and Rafael Nadal's decisions to take time off in 2016 is now being emulated by other tennis players.
Federer and Andy Murray played a charity match for the Roger Federer Foundation's Match for Africa 3 earlier this year.
Former British number one Greg Rusedski believes Roger Federer will not have any regrets about skipping the Rolex Paris Masters despite Rafael Nadal's recent withdrawal.
The 16-time Grand Slam winner had to withdraw from the Paris Masters after feeling a recurrence of the injury which put his participation in massive doubt.
Federer and Nadal took their tally to 19 and 16 men's singles Grand Slam titles in 2017 and are expected to add more in 2018.
Nadal has withdrawn from the Paris Masters before his quarter-final match against Filip Krajinovic due to a knee injury.