Man is a rational animal who always loses his temper when called upon to act in accordance with the dictates of reason.
Orson Welles

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

Many mathematicians derive part of their self-esteem by feeling themselves the proud heirs of a long tradition of rational thinking; I am afraid they idealize their cultural ancestors.
Edsger Dijkstra

My dear colleague James Hansen, I believe, has finally gone off the deep end... The global warming 'time bomb,' 'disastrous climate changes that spiral dynamically out of humanity's control.' These are the words of an apocalyptic prophet, not a rational scientist.
Nicholas Drapela

My father was the most rational and the most dispassionate of men.
Simon Newcomb

My mother wasn't rational those last years; if she had been, she would have been horrified by her own behavior.
Lorna Luft

No crime can ever be defended on rational grounds.
Titus Livius

No rational argument will have a rational effect on a man who does not want to adopt a rational attitude.
Karl Popper

Of all the ways of defining man, the worst is the one which makes him out to be a rational animal.
Anatole France

Original sin is the only rational solution of the undeniable fact of the deep, universal and early manifested sinfulness of men in all ages, of every class, and in every part of the world.
Charles Hodge

Our normal waking consciousness, rational consciousness as we call it, is but one special type of consciousness, whilst all about it, parted from it by the filmiest of screens, there lie potential forms of consciousness entirely different.
William James

Papa always makes it clear that he would like to know me as much more rational and lucid than the girls and women he gets to know during his analytic hours.
Anna Freud

People who lean on logic and philosophy and rational exposition end by starving the best part of the mind.
William Butler Yeats

Poetry involves the mysteries of the irrational perceived through rational words.
Vladimir Nabokov

Poetry leads us to the unstructured sources of our beings, to the unknown, and returns us to our rational, structured selves refreshed.
A. R. Ammons

Rational behavior requires theory. Reactive behavior requires only reflex action.
W. Edwards Deming

Rational beliefs bring us closer to getting good results in the real world.
Albert Ellis

Refusal to believe until proof is given is a rational position; denial of all outside of our own limited experience is absurd.
Annie Besant

Respect for another man's opinion is worthy. It is the realization that any opinion is valuable, for it is the sign of a rational being.
Sargent Shriver

So far as discipline is concerned, freedom means not its absence but the use of higher and more rational forms as contrasted with those that are lower or less rational.
Charles Horton Cooley