“Opinion is the medium between knowledge and ignorance.”– Plato Related Quotes “The benefit of the radio is, something beyond your realm of knowledge can surprise you, can enter your realm of knowledge.”– Esperanza Spalding “We are here and it is now. Further than that, all human knowledge is moonshine.”– H. L. Mencken “It is the supreme art of the teacher to awaken joy in creative expression and knowledge.”– Albert Einstein