Reacting to the video, one fan wrote: "Wonderful words. A sentiment that comes from the whole Rugby Community. A true legend."
A second commented: "Beautiful tribute. I only had the pleasure of meeting him twice but this has hit me in a way I couldn't have expected. I can't imagine how those closest to him feel."
Another said: "Such a genuine tribute to the great man. Thank you for putting our thoughts into words,"
Doddie Weir tributes:
Bill Beaumont tweeted: "Today, the rugby family mourns one of its most inspirational members. Doddie Weir was a force of nature on and off the rugby field and a role model to all."
Former Arsenal and Wales striker John Hartson wrote: "RIP Doddie Weir .. fought till the end! Raised so much awareness for MND .. thoughts are with the Weir family at this sad time."
Former England hooker Brian Moore wrote: "Very sorry to hear about the death of Doddie Weir. An outstanding man in every sense and one who will be sorely missed. RIP Big Man."
Scott Hastings said: "We lost the most lovable man in the world today! DODDIE WEIR we will honour your legacy & find a cure for MND"
Rugby league club Leeds Rhino's wrote: "It is with deep sadness that we have learned of the passing of Rugby Union star and MND campaigner Doddie Weir OBE. Our thoughts and prayers go to his family and friends and this extremely sad time, rest in peace Doddie"
Former Scotland teammate Scott Hastings wrote: "We lost the most lovable man in the world today! DODDIE WEIR we will honour your legacy & find a cure for MND"
Sir Kenny Dalglish wrote: "Very sad to hear the news about Doddie Weir. He led my example, inspiring so many others with MND and made great strides towards treatment and ultimately finding a cure for the disease. He leaves behind an incredible legacy. Our sympathy goes to his wife and 3 boys. RIP Doddie"
TV Presenter Dan Walker commented: "I hope his family never forget how much he was loved."
Former Scotland, Lions and Newcastle teammate Alan Tait wrote: "Totally gutted what a man and a friend , some found memories . Miss you big man"
Austin Healey said: "So sad to hear of the passing of the great @DoddieWeir5 one of a kind will be missed by the whole rugby world x"
Gavin Hastings wrote: "Doddie. You have been a giant amongst big men. You have never complained, never felt sorry for yourself but have sought to make the world a more comfortable place for those who come after you. RIP Big Man and our love goes out to Kathy and the boys."
The British & Irish Lions said in a statement: "We're devastated to hear of the passing of Doddie. A Scotland legend, his determination to raise awareness & help find a cure for MND epitomised his personality. Our thoughts are with his family, friends, all connected with Scottish Rugby and his charity"
Kelly Brown wrote: "So so sad to hear this news. A giant of a man on and off the pitch…everybody loves Doddie Weir"
The pain I am going through just having to write this…
One of the game’s greatest characters has sadly lost his fight.
He will be remembered and loved by so many people.
A wonderful, wonderful human being.
RIP my friend Doddie Weir.
We're devastated to hear of the passing of Doddie. A Scotland legend, his determination to raise awareness & help find a cure for MND epitomised his personality. Our thoughts are with his family, friends, all connected with Scottish Rugby and his charity @MNDoddie5#RIPDoddie ❤️