[单选题]Which one of the following statements is NOT true of Ralph Waldo Emerson and his works?（ ） A Emerson’s essays often have a formal style, for most of them were derived from his journals or lectures. B In his essays, Emerson put forward his philosophy of Transcendentalism, focusing on the importance of the individual and the nature. C Emerson based his philosophy on an intuitive belief in an ultimate unity, which he called the “over-soul”. D Emerson is affirmative about man’s intuitive knowledge, with which a man can trust himself to decide what is right and to act accordingly.