Quote by Martin Heidegger

“The only thing rational about man, the rational animal, is his ability to rationalize his own present position.”

— Allen MacDiarmid

“Man is a thinking animal.”

— Lailah Gifty Akita

“Man is a rational animal. But that does not mean that he is a reasonable animal. It means only that he has reason, and…

— Frank Sheed

“There is no expedient to which a man will not go to avoid the real labor of thinking.”

— Thomas A. Edison

“Is there any thinking animal like man?”

— Lailah Gifty Akita

“How is it possible, she thought, that a person can drive a thinking, feeling, animal to slaughter and not become less than an animal…

— Haven Kimmel

“Whatever the mind of man can conceive and believe, he can achieve.”

— Og Mandino

“Indeed, a man is rather being thought than thinking, when a new thought arises in his mind.”

— George MacDonald

“Men are reasoning rather than reasonable animals.”

— Alexander Hamilton

“He didn't believe animals could think, not in the way he defined the term, but he wasn't much impressed with human thinking, either. He…

— Karen Joy Fowler

“spend not thy time in thinking, what such a man doth, and to what end: what he saith, and what he thinks, and what…

— Marcus Aurelius

“There is no expedient to which a man will not resort to avoid the real labor of thinking.” With”

— Robert B. Cialdini