Book: 20260701 to 20260815, "The Fabric of Reality" by David Deutsch
20260701 - Preface 20260701 - 1. The Theory of Everything 20260702 - 2. Shadows they neither absorb energy nor change their state in any way unless they are struck by tangible photons. Shadow photons have no effect. p46 Shadow photon? I prefer to understand it as "A photon with large possible field". It's energy, not mass. "The possible" cannot interact with the real: non-existent entities cannot deflect real ones from their paths. p49 Maybe, trillions of "the possible" may generate "emergence" to form light? 20260716 - 3. Problem-solving Bayesian inference is not perfect, but it's the best one. The story of the Inductivist Turkey is easy to solve: ask for the reason behind the events, instead of accepting it as it is. 20260718 - 4. Criteria for Reality The problem of solipsism is that it doesn't help to make prediction. If there is no objective external world, then everything and any rule may change at any time. 2026072...