“Confessions” is one of the most outstanding works of Jean-Jacques Rousseau, a major Genevois philosopher, writer, and composer of the 18th-century Enlightenment. It is a biography, as well as an entire novel. The author aimed to show his contemporaries and later generations the true nature of a single man, in all his unique originality. With utmost sincerity and merciless truthfulness Rousseau exposes his heart, his innermost thoughts, being able to reveal, as he says, the most disgusting things” about himself. Portraying life, giving an account of his thoughts or describing his state of mind, Rousseau opens his inner world along with the system of views on nature and society. The book of this French philosopher can teach us fairness, artlessness and love of nature.