Though he is a singing legend, there is more or less a unanimity that he is not as acclaimed a singer as the lyrics of his songs are that he himself writes (some find it even boring). But yes, he is a mass singer who has been one of the most important voices of the counterculture revolution of 1960s and 70s. Though he doesn’t like, he was the protest singer of those years when people used his words and tunes to mobilize and inspire sentiments and other people.