Theory Quotes

Theory Quotes & Sayings

These theory quotes and theory sayings are from our famous and inspiring collection. If any human being earnestly desires to push on to new discoveries instead of just retaining and using the old; to win victories over Nature as a worker rather than over hostile critics as a disputant; to attain, in fact, clear and demonstrative knowledge instead of attractive and probable theory; we invite him as a true son of Science to join our ranks. - Sir Francis Bacon


My theory of evolution is that Darwin was adopted. - Steven Wright


The more success the quantum theory has, the sillier it looks. - Albert Einstein


A man who has bought a theory will fight a furious rear guard action against the facts. - Joseph R. Alsop, Jr.


Creationists make it sound as though a 'theory' is something you dreamt up after being drunk all night. - Isaac Asimov


The Chinese have a theory that you pass through boredom into fascination and I think it's true. I would never choose a subject for what it means to me or what I think about it. You've just got to choose a subject, and what you feel about it, what it means, begins to unfold if you just plain choose a subject and do it enough. - Diane Arbus


I cannot help fearing that men may reach a point where they look on every new theory as a danger, every innovation as a toilsome trouble, every social advance as a first step toward revolution, and that they may absolutely refuse to move at all. - Alexis De Tocqueville


In theory, there is no difference between theory and practice. But, in practice, there is. - Jan L. A. Van De Snepscheut


A theory must be tempered with reality. - Jawaharlal Nehru