Man, as a species is as uncomfortable with his ignorance, as a child is in the dark. He was not born with biological needs only but with cultural needs for knowledge, beauty and civic altruism also. No wonder science has gained so central an importance with man, for it has lighted many dark corners of the universe.

When Newton discovered the law of gravitation it helped mankind to see the intelligibility of the brute facts of the movements of the heavenly bodies, no less the events on earth and sea. Pope truly expresses the sentiment of mankind when he says :