contemplated with a serious and satisfied spirit the magnificent appearances of things, I delighted in investigating their causes. The world was to me a secret which I desired to divine. Curiosity, earnest research to learn the hidden laws of nature, gladness akin to rapture, as they were unfolded to me, are among the earliest sensations I can remember.

On the birth of a second son, my junior by seven years, my parents gave up entirely their wandering life and fixed themselves in their native country. We possessed a house in Geneva, and a campagne on Belrive, the eastern shore of the lake, at the distance of rather more than a league from the city. We resided principally in the latter, and the lives of my parents were passed in considerable seclusion. It was my temper to avoid a crowd and to attach myself fervently to a