The measure of a master is his success in bringing all men around to his opinion twenty years later. Autore: Ralph Waldo Emerson Copy Quote More from Ralph Waldo Emerson “All history is biography.” “Most of the shadows of this life are caused by standing in our own sunshine.” “It is dainty to be sick if you have leisure and convenience for it.” “We do not yet possess ourselves, and we know at the same time that we are much …”