If a writer publishes any thing that attracts notice, and is in itself just, but does not accord with our plan, we must endeavour to win him over, or decry him.
Quand celui à qui l'on parle ne comprend pas et celui qui parle ne se comprend pas, c'est de la métaphysique When he to whom a person speaks does not understand, and he who speaks does not understand himself, that is metaphysics.
You say 'I' and you are proud of this word. But greater than this- although you will not believe in it - is your body and its great intelligence, which does not say 'I' but performs 'I'.
The credit belongs to the man who is actually in the arena..who errs, who comes short again and again; but who does actually strive to do the deeds; who spends himself in a worthy cause.
Science arouses a soaring sense of wonder. But so does pseudoscience. Sparse and poor popularizations of science abandon ecological niches that pseudoscience promptly fills. If it were widely understood that claims to knowledge require adequate evidence before they can be accepted, there would be no room for pseudoscience.
I call a lie: wanting not to see something one does see, wanting not to see something as one sees it... The most common lie is the lie one tells to oneself; lying to others is relatively the exception.
A proposition of geometry does not compete with life; and a proposition of geometry is a fair and luminous parallel for a work of art. Both are reasonable, both untrue to the crude fact; both inhere in nature, neither represents it.