The fact is, every thinker, every philosopher, the moment he is forced to abandon his one-sided intellectual occupation by practical necessity, immediately returns to the general point of view of mankind.

A colour is a physical object as soon as we consider its dependence, for instance, upon its luminous source, upon other colours, upon temperatures, upon spaces, and so forth.

A movement that we will to execute is never more than a represented movement, and appears in a different domain from that of the executed movement, which always takes place when the image is vivid enough.

Thing, body, matter, are nothing apart from the combinations of the elements, - the colours, sounds, and so forth - nothing apart from their so-called attributes.

I love science. I hate supposition, superstition, exaggeration and falsified data. Show me the research, show me the results, show me the conclusions - and then show me some qualified peer reviews of all that.

There is an anti-science by the far right. We have to be careful that the far left doesn't balance this with a naive approach of promising what we can't deliver. I mean, science is neutral; it's not politically conservative or liberal.

The media thinks that you have to make science sexy and concentrate on themes such as rivalry and the human issues.

The Analytical Engine has no pretensions whatever to originate anything. It can do whatever we know how to order it to perform... But it is likely to exert an indirect and reciprocal influence on science itself.