On Vision and Colors from a prism, however, the production of white can be demonstrated by using a mixture of colored light from each of the three main pairs of complementary colors: red – green, orange – blue, or yellow – violet. White can be produced from two complementary opposite colors when both of the external causes of the colors excite the same retinal place at the same time. Newton claimed that white could be produced by the aggregation of his seven prismatic colors. He erroneously considered color to be in light instead of in the eye. White is the result of the combination
When I Consider How My Light is Spent was responsible in the Commonwealth government. However, the references to light and darkness in the poem make it virtually certain that Milton's blindness was at least a secondary theme. The sonnet is in the Petrarchan form, with the rhyme scheme a b b a a b b a c d e c d e, as can be seen in the text below. When Milton writes "that one talent which is death to hide" he is specifically alluding to the parable of the talents in the Gospel of Matthew. When I Consider How My Light is Spent "When I Consider How