What's the difference between a bright, inquisitive five-year-old, and a dull, stupid nineteen-year-old? Fourteen years of the British educational system.

The Church no longer contends that knowledge is in itself sinful, though it did so in its palmy days; but the acquisition of knowledge, even though not sinful, is dangerous, since it may lead to pride of intellect, and hence to a questioning of the Christian dogma.

Zeno was concerned with three problems... These are the problem of the infinitesimal, the infinite, and continuity.

Americans need rest, but do not know it. I believe this to be a large part of the explanation of the crime wave in the United States.

We are all prone to the malady of the introvert who with the manifold spectacle of the world spread out before him, turns away and gazes only upon the emptiness within.

We are ... led to a somewhat vague distinction between what we may call "hard" data and "soft" data. This distinction is a matter of degree, and must not be pressed; but if not taken too seriously it may help to make the situation clear. I mean by "hard" data those which resist the solvent influence of critical reflection, and by "soft" data those which, under the operation of this process, become to our minds more or less doubtful.

If we compare Europe with other continents, it is marked out as [another] persecuting continent.