Man's achievement is to have created a world of rhyme, in the intimate imagination which is as real in its way as any country on the map. Sir Karl Popper, in one of his most important papers, calls it "The Third World" or "World 3". The first world is the objective world of things. The second world is my inner subjective world; but, says Popper, there's a third world, the world of objective contents of thoughts

Teilhard de Chardin calls this third world the "Noosphere", that is, the world of the mind

There's a third world, the world of objective contents of thoughts. Teilhard de Chardin calls this third world the "Noosphere", that is, the world of the mind

There's a third world, the world of objective contents of thoughts