Abstract Models are a universal instrument in science, technology, and daily life. They function as instruments almost every scenario. Any human activity can be (and is) supported by models, e.g. reason, explain, design, act, predict, explore, communicate, collaborate, interact, orient, direct, guide, socialises, perceive, reflect, develop, making sense, teach, learn, imagine, etc. This suitabi...

The Mystery of Pain, a little book which sets forth the Panglossian thesis that "all that which we feel as painful is really giving-something that our fellows are better for, even though we cannot trace it." It gives some idea of the tum of the son CQaries Hinton's mind to lea:rn that he wrote a piece, "The Persian King," in which he attempted to use higher dimensions and infinite series to obt...