Science always has its origin in the adaptation of thought to some definite field of experience.

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.

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.

Strange as it may sound, the power of mathematics rests on its evasion of all unnecessary thought and on its wonderful saving of mental operations.

Science is the most complete presentment of facts with the least expenditure of thought

I can accept the theory of relativity as little as I can accept the existence of atoms and other such dogmas.

Man is pre-eminently endowed with the power of voluntarily and consciously determining his own point of view.

What Mach calls a thought experiment is of course not an experiment at all. At bottom it is a grammatical investigation.

Many an article that I myself penned twenty years ago impresses me now as something quite foreign to myself.

Bodies do not produce sensations, but complexes of elements (complexes of sensations) make up bodies.

If our dreams were more regular, more connected, more stable, they would also have more practical importance for us.

When the heart is torn and broken, only love and kindness can mend it.

It’s is not a surprising news that manna should fall from heaven in these days. But this manna will fall for those who cultivated manna farms on the clouds above! He who sow will reap

Yes, it benefits the planet, but I don't lead with the green message anymore because I think there's a more evergreen way to look at it, which is efficiency.

I'm surrounded by people and feel alone.

I have a lot of heroes. I don't think people give enough of a tribute to their mentors. They try to act like they're spontaneous generations - they are faking liars.

One, I am skeptical of the effectiveness of nutritional supplements.

I warn you not to be ordinary, I warn you not to be young, I warn you not to fall ill, and I warn you not to grow old.

There is something f-king unbelievable about seeing all of the fans go crazy and chanting 'Ozzy!' I would pay to see them.

There aren't a lot of films about adolescents or quote-unquote coming-of-age films that are realistic nowadays.

I am always nearest to myself," says the Latin proverb.