Full Idea
A relation is just a feature of multiple objects taken together.
Gist of Idea
A relation is a feature of multiple objects taken together
Source
Theodore Sider (Logic for Philosophy [2010], 1.8)
Book Reference
Sider,Theodore: 'Logic for Philosophy' [OUP 2010], p.13
A Reaction
Appealingly simple, especially for a logician, who can then just list the relevant objects as members of a set, and the job is done. But if everyone to the left of me is also taller than me, this won't quite do.