Gordon Aikman campaigning for MND in the Scottish Parliament with the leaders of Scotland's political parties in June 2015, just over a year after he was diagnosed with MND. His death will be mourned by all those who had the pleasure to work alongside him. "I hope that will be his legacy". He has left a great legacy", while Scottish Conservative leader Ruth Davidson tweeted: "So sad this morning to hear of the death of Gordon Aikman, a fearless & attractive man.
Anyone who would like to support Mr Aikman's campaign can do so at GordonsFightback.com or text MNDS85 £10 to 70070.
First Minister Nicola Sturgeon tweeted: "I'm so terribly sad to hear that GordonAikman has died".
"Although Gordon's body was eventually defeated by the condition, nothing defeated his spirit nor his desire to achieve better care for others".
She urged people to honour his memory by donating to Gordon's Fightback and added: "My thoughts are with @joepike and his loved ones". He also campaigned for the Living Wage for carers along with others.
"Although Gordon was diagnosed with a terminal illness, this has still come as a shock to us all".
"In the face of a devastating diagnosis at the age of just 29, Gordon turned his grief into a drive to fight for the rights of others affected and to fund a cure". Gordon's campaigning and fundraising has truly inspired people, changed lives across Scotland and we are so proud of him.
"It'll be too late for me, but we can and we must find a cure for the next generation".
"Few people are able to unite politicians from across the spectrum but Gordon's enthusiasm for life did just that".
The Moderator of the General Assembly of the Church of Scotland, Right Rev Dr Russell Barr, said: "I was very saddened to learn of the untimely death of Gordon Aikman".
Gordon, when diagnosed with the incurable condition in February 2014, learned that the average life expectancy is only 14 months.
"We can not thank Gordon enough for everything he has done not only for the charity but for everyone affected by MND in Scotland. Our thoughts are with his family and close friends at this time".
Former prime minister Gordon Brown said: "Gordon Aikman was so courageous and so determined to do good even when struck down by a fatal illness". That's why I am doing all I can while I can to raise money for MND Scotland: a great charity that funds research into the disease.
"Gordon was an inspirational human being and his family and friends are in my thoughts and prayers".
Gordon's efforts to fund a cure for MND live on. "He was a real hero".