Chapter 23

Chapter 23: Comparisons

23.1 A world of differences
23.2 Differences and duplicates
23.3 Time blinking
23.4 The meaning of more
23.5 Foreign accents

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23.1 A world of differences, p 238
The ability to consider differences between differences is
important because it lies at the heart of our abilities to solve
new problems. This is because these "second-order-differences"
are what we use to remind ourselves of other problems we already
know how to solve. Sometimes, this is called "reasoning by
analogy" [...]

23.5 Foreign accents, p 242
[Puberty: biological moment when a person's role changes from
learner to teacher, with the suppression of his learning
ability.]