(a) Man is mortal. (Negative) (b) All men cannot but die. (Affirmative) It matters little if a man lives many years or not. (c) Our life is not measured by months or years. (Interrogative) The people who live only for their own interest are not real human beings. (d) They lead a very ignoble life. (Exclamatory) (e) Humanity will live long. (Optative)