Neill acknowledges his epilepsy as a factor in the way that he paints, and credits his pieces as 'vehicles for feeling'; his colour sense is rich and deep.

'Over the years what I see in front of me has changed more than the handwriting of my pictures. My vision is very much linked to being an adult, so, in my opinion, it is my handwriting that lets me down, not my vision.' (Artist's statement, Falmouth Art Gallery Exhibition catalogue, 2000).