In a man whose reasoning powers are good, fallacious arguments are evidence of bias.

Dogmatism and skepticism are both, in a sense, absolute philosophies; one is certain of knowing, the other of not knowing. What philosophy should dissipate is …

Admiration of the proletariat, like that of dams, power stations, and aeroplanes, is part of the ideology of the machine age.

The essence of the Liberal outlook lies not in what opinions are held, but in how they are held: instead of being held dogmatically, they are held tentatively,…

Never say, and never take seriously anyone who says, 'I cannot believe that so-and-so could have evolved by gradual selection'. I have dubbed this kind of fall…

Her reasoning is full of tricks And butterfly suggestions, I know no point to which she sticks; She begs the simplest questions, And, when her premises are str…

If we are uncritical we shall always find what we want: we shall look for, and find, confirmations, and we shall look away from, and not see, whatever might be…