We Need Play to Learn the Rules of the Game for the Civil...

The Real Significance of Play.—This scheme is, doubtless, imperfect, as critics of Groos’s book have taken occasion to point out, but the idea which underlies it all is a most suggestive and illuminating one, when rightly understood. In his latest work on the play of man, which has recently appeared, Groos makes clear this point (253, p. 492), when he observes: ‘I presuppose everywhere the existence of innate impulses (Triebe), and assume that these have only led to play-exercise (Spiel...

 The Second Law of Thermodynamics

There is only one law of Nature—the second law of thermodynamics—which recognises a distinction between past and future more profound than the difference of plus and minus. It stands aloof from all the rest. ... It opens up a new province of knowledge, namely, the study of organisation; and it is in connection with organisation that a direction of time-flow and a distinction between doing and undoing appears for the first time.