Full Idea
A thing is simply a long event, throughout the course of which there is either qualitative similarity or continuous qualitative change, together with a characteristic spatio-temporal unity.
Gist of Idea
A thing is simply a long event, linked by qualities, and spatio-temporal unity
Source
C.D. Broad (Scientific Thought [1923], 10 'Duration')
Book Reference
Broad,C.D.: 'Scientific Thought' [Routledge 2010], p.393
A Reaction
At least he is trying to give some sort of principle that links the stages of the event together.