Question

Which lines from the text most clearly suggest the narrator is ambitious?
I feel exquisite pleasure in dwelling on the recollections of childhood, before misfortune had tainted my mind
I read and studied the wild fancies of these writers with delight; they appeared to me treasures known to few besides myself.
I have described myself as always having been imbued with a fervent longing to penetrate the secrets of nature.
Wealth was an inferior object, but what glory would attend the discovery if I could banish disease from the human frame and render man invulnerable to any but a violent d