“..There is no treachery in the truth. There may be pain, but to face honestly all possible conclusions formed by a set of facts is the noblest route possible for a human being”

“It is only when you touch the higher that you realize how low we may be among the possibilities of creation.”

“It is more than possible; it is probable.”

“It is not really difficult to construct a series of inferences, each dependent upon its predecessor and each simple in itself. If, after doing so, one simply knocks out all the central inferences and presents one's audience with the starting-point and the conclusion, one may produce a startling, though perhaps a meretricious, effect.”

“Everything I have to say has already crossed your mind.""Then possibly my answer has crossed yours.”

“I am afraid, my dear Watson, that most of your conclusions were erroneous. When I said that you stimulated me I meant, to be frank, that in noting your fallacies I was occasionally guided towards the truth. Not that you are entirely wrong in this instance”

“Problems may be solved in the study which have baffled all those who have sought a solution by the aid of their senses. To carry the art, however, to its highest pitch, it is necessary that the reasoner should be able to use all the facts which have come to his knowledge; and this in itself implies, as you will readily see, a possession of all knowledge, which, even in these days of free education and encyclopaedias, is a somewhat rare accomplishment.”