On the day of his retirement, now-former Tampa Bay Buccaneers superstar quarterback Tom Brady took the time to respond to the multitude of congratulatory messages he has been showered with all over social media. The GOAT obviously won't be able to get through each one of them, but he made sure to take notice of some of the most important ones.

One congratulatory message that absolutely stands out is that from another all-time great quarterback in Peyton Manning. The Indianapolis Colts and Denver Broncos icon sent a heartfelt message for Brady and in response, the latter came out with an equally endearing response.

For starters, here is the complete quote from Manning (h/t Adam Schefter of ESPN):

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Tom Brady took to Instagram to respond to Manning as he expressed how Peyton pushed him to be the very best version of himself:

“Love my fellow competitors too especially this guy who inspired me to be my best everyday,” Brady wrote.

This has to go down in history as one of the greatest exchanges of all time. It's two of the greatest quarterbacks to have ever picked up a football heaping praise on one another on the day of Tom Brady's retirement. You just don't get any bigger than that.