Change Quote by Eckhart Tolle

I worry that we don't have a very good definition of consciousness yet which makes it hard to tackle.

— Edward Boyden

Human consciousness is just about the last surviving mystery... a topic that often leaves even the most sophisticated thinkers tongue-tied and confused. And, as…

— Daniel Dennett

Human consciousness is just about the last surviving mystery.

— Daniel Dennett

It is only the consciousness of a nonexistence which allows us to realize for moments that we are living.

— Max Frisch

We don't have a "consciousness meter" that'll tell us exactly how conscious something is. I think we might get there eventually.

— Edward Boyden

When you bring consciousness to anything, things begin to shift.

— Eve Ensler

What happens is consciousness operates in mysterious ways. One of those ways is that the old paradigm suddenly starts to die.

— Deepak Chopra

We do not really think, we are barely conscious, until something goes wrong.

— Charles Sanders Peirce

If we ever find out how the brain works, with all its complexity, then we will be able to build a machine that has…

— E. L. Doctorow

In my life, the only certainty is to be uncertain. I'm an unbeliever who believes in skepticism. I'm only sure about being unsure.

— Christopher Hitchens

How very paltry and limited the normal human intellect is, and how little lucidity there is in the human consciousness, may be judged from…

— Arthur Schopenhauer

Consciousness is the fact that we think and feel and that a world, the world shows up for us.

— Alva Noe