The criterion of truth is that it works even if nobody is prepared to acknowledge it.

The criterion of truth is that it works even if nobody is prepared to acknowledge it.

The Darwinian theory is in principle capable of explaining life. No other theory that has ever been suggested is in read more

The Darwinian theory is in principle capable of explaining life. No other theory that has ever been suggested is in principle capable of explaining life.

One man's "magic" is another man's engineering. "Supernatural" is a null word.

One man's "magic" is another man's engineering. "Supernatural" is a null word.

The avowed aim of all utopian movements is to put an end to history and to establish a final and read more

The avowed aim of all utopian movements is to put an end to history and to establish a final and permanent calm.

Challenges are what make life interesting; overcoming them is what makes life meaningful.

Challenges are what make life interesting; overcoming them is what makes life meaningful.

Every politician, clergyman, educator, or physician, in short, anyone dealing with human individuals, is bound to make grave mistakes if read more

Every politician, clergyman, educator, or physician, in short, anyone dealing with human individuals, is bound to make grave mistakes if he ignores these two great truths of population zoology: (1) no two individuals are alike, and (2) both environment and genetic endowment make a contribution to nearly every trait.

...far from failing in its intended task, our educational system is in fact succeeding magnificently, because its aim is to read more

...far from failing in its intended task, our educational system is in fact succeeding magnificently, because its aim is to keep the American people thoughtless enough to go on supporting the system.

The rout is Folly's circle, which she draws
With magic wand. So potent is the spell,
That read more

The rout is Folly's circle, which she draws
With magic wand. So potent is the spell,
That none decoy'd into that fatal ring,
Unless by Heaven's peculiar grace, escape.
There we grow early gray, but never wise.

If we are to achieve a richer culture, rich in contrasting
values, we must recognize the whole gamut of read more

If we are to achieve a richer culture, rich in contrasting
values, we must recognize the whole gamut of human
potentialities, and so weave a less arbitrary social fabric, one
in which each diverse human gift will find a fitting place.