Full Idea
Hegel's logic reveals that the true ground of something is not something other than it is, but the substance of that thing itself, or the rational concept that makes the thing what it is.
Gist of Idea
The ground of a thing is not another thing, but the first thing's substance or rational concept
Source
report of Georg W.F.Hegel (Science of Logic [1816]) by Stephen Houlgate - An Introduction to Hegel 02 'The Method'
Book Reference
Houlgate,Stephen: 'An Introduction to Hegel' [Blackwell 2005], p.38
A Reaction
This seems to be classic Aristotelian essentialism, though Aristotle was also interested in dependence relations.
Related Idea
Idea 21769 We must start with absolute abstraction, with no presuppositions, so we start with pure being [Hegel]