One should never use exclamation points in writing. It is like laughing at your own joke.
Mark TwainAll schools, all colleges have two great functions: to confer, and to conceal valuable knowledge.
Mark TwainThe slowness of one section of the world about adopting the valuable ideas of another section of it is a curious thing and unaccountable.
Mark TwainThe average man is what his environment and his superstitions have made him; and their function is to make him an ass. He can't add up three or four new circumstances together and perceive what they mean; it is beyond him. He is not capable of observing for himself; he has to get everything at second-hand. If what are miscalled the lower animals were as silly as man is, they would all perish from the earth in a year.
Mark Twain