The veteran, who hopes to become the first and only Red to join the nine-ton club against Ajax on Thursday, says a hamstring injury coupled with his advancing years meant he considered calling it a day last term, but admits the lure of pulling on the red shirt maintained his desire to continue.
"When to retire is difficult. Do you quit too early or go that one too many games and let people see you on the slide? It’s hard for me, even with my experience, not to play or be involved and last season was difficult before Christmas," the Welshman told The Telegraph during an exclusive interview.
"I didn’t play many games, I had a hamstring injury and had a chat with the gaffer, saying I was frustrated, but he said I would get my games. I was thinking maybe it could be my last season, but towards the end, I didn’t want the season to stop."
Giggs also expressed his immense pride towards reaching the 900-game landmark and explained why a move into central midfield has aided his longevity at Old Trafford. However, United’s leading appearance-maker admits the question of when to retire still plays on his mind.
"Retirement is just a decision that I have to take my time with because I feel different after each game. After the 3-3 game at Chelsea recently, it was a really hard game, but I felt brilliant afterwards.
"Yet there have been other games when I haven’t felt so good. After the game at Arsenal, I didn’t feel so great, so it’s swings and roundabouts. You can’t decide after one game. It’s just something I