I have alluded to his famous tract, the Contrat Social, and here a second point concerning it may be introduced. This book which gave a text for the Revolution, the document to which its political theory could refer, was by no means (as foreign observers have sometimes imagined) the whole body of writing for which Rousseau was responsible. To imagine that is to make the very common error of confusing a man with his books.
Rousseau wrote on many things: his character was of an exalted, nervous and diseased sort. Its excessive sensibility degenerated with advancing years into something not distinguishable from mania. He wrote upon education, and the glory of his style carried conviction both where he was right and where the short experience of a hundred years has proved him to have been wholly wrong. He wrote upon love, and half the lessons to be drawn from his writing will be condemned by the sane. He wrote upon botany at vast length; he wrote also upon music—with what success in either department I am incompetent to determine. He wrote upon human inequality: and though the sentences were beautiful and the sentiment just, the analysis was very insufficient and the historical conception bad. He wrote upon a project for perpetual peace, which was rubbish; and he wrote upon the government of Poland an essay which was a perfect masterpiece.
But when a great writer writes, each of his great writings has a life of its own, and it was
