Which path do you intend to take, Nell?' said the Constable, sounding very interested. 'Conformity or rebellion?' Neither one. Both ways are simple-minded - they are only for people who cannot cope with contradiction and ambiguity.
Neal StephensonPart of being a sentient human is the ability to anticipate others' mental states - to say "Fred's going to hate this but Jane would love it."
Neal StephensonJust as an informal, nonscientific observation, most people's personalities don't seem to change very much during their lives. There are exceptions in the case of people who go through hugely traumatic events or suffer from brain injury or disease. Some would argue that religious conversions can have deep personality-altering effects. But these are all exceptions to the rule.
Neal Stephenson