27 JUL 2018 by ideonexus

 The Progressive Effects of Education

Homo sapiens, “knowing man,” is the species that uses information to resist the rot of entropy and the burdens of evolution. Humans everywhere acquire knowledge about their landscape, its flora and fauna, the tools and weapons that can subdue them, and the networks and norms that entangle them with kin, allies, and enemies. They accumulate and share that knowledge with the use of language, gesture, and face-to-face tutelage. [...] The mind-altering effects of education extend to every s...
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25 MAY 2015 by ideonexus

 Paul Saffo: The Illusion of Scientific Progress

The breathtaking advance of scientific discovery has the unknown on the run. Not so long ago, the Creation was 8,000 years old and Heaven hovered a few thousand miles above our heads. Now Earth is 4.5 billion years old and the observable Universe spans 92 billion light years. Pick any scientific field and the story is the same, with new discoveries—and new life-touching wonders—arriving almost daily. Like Pope, we marvel at how hidden Nature is revealed in scientific light. Our growing c...
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02 JAN 2014 by ideonexus

 Ultra-Democracy

Education in democracy must be carried on within the Party so that members can understand the meaning of democratic life, the meaning of the relationship between democracy and centralism, and the way in which democratic centralism should be put into practice. Only in this way can we really extend democracy within the Party and at the same time avoid ultra-democracy and the laissez-faire which destroys discipline. "The Role of the Chinese Communist Party in the National War" (October 1938), ...
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An interesting concept from the perspective of Mao's socialism, a democracy that goes too far and becomes corrupt under its own (greed?).

27 APR 2013 by ideonexus

 Molyneux's problem

I shall here insert a problem of that very ingenious and studious promoter of real knowledge, the learned and worthy Mr. Molyneux, which he was pleased to send me in a letter some months since; and it is this:- "Suppose a man born blind, and now adult, and taught by his touch to distinguish between a cube and a sphere of the same metal, and nighly of the same bigness, so as to tell, when he felt one and the other, which is the cube, which the sphere. Suppose then the cube and sphere placed on...
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A blind person, familiar with a cube and sphere by touch, is made to see. Without touching the objects, would they be able to distinguish them by sight?

08 JUN 2012 by ideonexus

 Stability of the Earth

Thus the system of the world only oscillates around a mean state from which it never departs except by a very small quantity. By virtue of its constitution and the law of gravity, it enjoys a stability that can be destroyed only by foreign causes, and we are certain that their action is undetectable from the time of the most ancient observations until our own day. This stability in the system of the world, which assures its duration, is one of the most notable among all phenomena, in that it ...
Folksonomies: nature earth
Folksonomies: nature earth
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Its sphere is regular, its orbit stable, it is a perfect place for sheltering nature in the Universe.

01 FEB 2012 by ideonexus

 Psychology Cannot Establish Laws of Human Nature

To regard such a positive mental science [psychology] as rising above the sphere of history, and establishing the permanent and unchanging laws of human nature, is therefore possible only to a person who mistakes the transient conditions of a certain historical age for the permanent conditions of human life.
Folksonomies: history psychology
Folksonomies: history psychology
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Because, like history, it is a transient thing.

28 JAN 2012 by ideonexus

 Questions About Freedom of Will are Meaningless

Not only are there meaningless questions, but many of the problems with which the human intellect has tortured itself turn out to be only 'pseudo problems,' because they can be formulated only in terms of questions which are meaningless. Many of the traditional problems of philosophy, of religion, or of ethics, are of this character. Consider, for example, the problem of the freedom of the will. You maintain that you are free to take either the right- or the left-hand fork in the road. I defy...
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If you cannot test something objectively, it is a meaningless question.

02 JAN 2012 by ideonexus

 You Are Speeding Around the Sun

Thou art speeding round the sun Brightest world of many a one; Green and azure sphere which shinest With a light which is divinest Among all the lamps of Heaven To whom light and life is given; I, thy crystal paramour Borne beside thee by a power Like the polar Paradise, Magnet-like of lovers’ eyes; I, a most enamoured maiden Whose weak brain is overladen With the pleasure of her love, Maniac-like around thee move Gazing, an insensiate bride, On thy form from every side ...
Folksonomies: poetry prescient
Folksonomies: poetry prescient
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"Brightest world of many a one," ... prescient words from Shelley.

12 DEC 2011 by ideonexus

 Earth's Curve, Flat Maps, and the Fastest Route Between T...

Imagine, say, that you wanted to travel from New York to Madrid, two cities that are at almost the same latitude. If the earth were flat, the shortest route would be to head straight east. If you did that, you would arrive in Madrid after traveling 3,707 miles. But due to the earth's curvature, there is a path that on a flat map looks curved and hence longer, but which is actually shorter. You can get there in 3,605 miles if you follow the great-circle route. which is to first head northeast,...
Folksonomies: geometry models maps
Folksonomies: geometry models maps
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Because the Earth is a sphere and maps are flat, the fastest route between two points on a map is actually a curved line and airlines take this into account when plotting flight paths.