Arise Quote by Albert Einstein

Theoretical approaches have their place and are, I suppose, essential but a theory must be tempered with reality.

— Jawaharlal Nehru

...an idea is no more an even relatively constant thing than is a feeling or emotion or volitional process. There exist only changing and…

— Wilhelm Wundt

Ideas emerge when a part of the real or imagined world is studied for its own sake.

— E. O. Wilson

Without theory, practice is but routine born of habit. Theory alone can bring forth and develop the spirit of invention. ... [Do not] share…

— Louis Pasteur

Ideas are the raw material of progress. Everything first takes shape in the form of an idea. But an idea by itself is worth…

— Anonymous

Whatever is immediately perceived is an idea: and can any idea exist out of the mind?

— George Berkeley

Experience without theory is blind, but theory without experience is mere intellectual play.

— Immanuel Kant

The fear of speculation, the ostensible rush from the theoretical to the practical, brings about the same shallowness in action that it does in…

— Friedrich Wilhelm Joseph Schelling

An idea is a point of departure and no more. As soon as you elaborate it, it becomes transformed by thought.

— Pablo Picasso

Every suggested idea produces a corresponding physical reaction. Every idea constantly repeated ends by being engraved upon the brain, provoking the act which corresponds…

— Scott Reed

Ideas are amazing, without the exploration of an idea, we can never know if that idea could become a reality.

— Jeremy Limn

Experience has shown repeatedly that a mathematical theory with a rich internal structure generally turns out to have significant implications for the understanding of…

— William Thurston