Full Idea
It is evident that there is not any other Substance than spirit, or that which perceives.
Gist of Idea
The only substance is spirit, or that which perceives
Source
George Berkeley (The Principles of Human Knowledge [1710], §7)
Book Reference
Berkeley,George: 'The Principles of Human Knowledge etc.', ed/tr. Warnock,G.J. [Fontana 1962], p.68
A Reaction
Weird. To say that this is 'evident' seems to be begging the question. Why should he assume that there is nothing more to reality than his perception of it? He seems strangely unimaginative.