Of all the ways of defining man, the worst is the one which makes him out to be a rational animal. Anatole France
Man, of all the animals, is probably the only one to regard himself as a great delicacy. Jacques Yves Cousteau
The animal is ignorant of the fact that he knows. The man is aware of the fact that he is ignorant. Victor Hugo Man
Nor dread nor hope attend a dying animal; a man awaits his end dreading and hoping all. William Butler Yeats
At his best, man is the noblest of all animals; separated from law and justice he is the worst. Aristotle Man
It is just like man's vanity and impertinence to call an animal dumb because it is dumb to his dull perceptions. Mark Twain
I want to teach men the sense of their existence, which is the Superman, the lightning out of the dark cloud man. Friedrich Nietzsche Man Famous
Man is a rational animal who always loses his temper when he is called upon to act in accordance with the dictates of reason. Oscar Wilde
Why should we honour those that die upon the field of battle? A man may show as reckless a courage in entering into the abyss of himself. William Butler Yeats Courage
A man is ethical only when life, as such, is sacred to him, that of plants and animals as that of his fellow men, and when he devotes himself helpfully to all life that is in need of help. Albert Schweitzer Life Humanity Sacred
A man can live and be healthy without killing animals for food; therefore, if he eats meat, he participates in taking animal life merely for the sake of his appetite. Leo Tolstoy Health
Experience demands that man is the only animal which devours his own kind, for I can apply no milder term to the general prey of the rich on the poor. Thomas Jefferson
It is not in giving life but in risking life that man is raised above the animal; that is why superiority has been accorded in humanity not to the sex that brings forth but to that which kills. Simone de Beauvoir