Man only plays when in the full meaning of the word he is a man, and he is only completely read more

Man only plays when in the full meaning of the word he is a man, and he is only completely a man when he plays.

We lie loudest when we lie to ourselves.

We lie loudest when we lie to ourselves.

Variety is the spice of life

Variety is the spice of life

The battle to feed all of humanity is over. In the 1970s and 1980s hundreds of millions of people will read more

The battle to feed all of humanity is over. In the 1970s and 1980s hundreds of millions of people will starve to death...

I take as my guide the hope of a saint: in crucial things, unity. . . in important things, diversity. read more

I take as my guide the hope of a saint: in crucial things, unity. . . in important things, diversity. . . in all things, generosity.

The theory of evolution must be considered as a scientific theory, as theory, that is, proposed to explain or systemize read more

The theory of evolution must be considered as a scientific theory, as theory, that is, proposed to explain or systemize a set of facts, and that no one has any claim to be considered as a serious rival to Darwin in the "discovery" of this theory who did not conduct his evolutionary studies upon a reasonably wide basis of facts. To have ideas, apercus, is not enough, and it is the overevalutation of such clever but uncontrolled guesses which is apt to produce the ludicrous fallacy of combination, in which fragments of the final theory are collected from widely scattered sources and are combined in such a way as to impugn the originality of him who was the first to see how such a synthesis was possible.

There is no such thing as philosophy-free science; there is only science whose philosophical baggage is taken on board without read more

There is no such thing as philosophy-free science; there is only science whose philosophical baggage is taken on board without examination.

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.

Diversity is the one true thing we all have in common. Celebrate it every day.

Diversity is the one true thing we all have in common. Celebrate it every day.