: I'll just make an observation on one of the examples you used. If people were purely rational whenever they built a house then every house in your town would look exactly the same.
You're out to lunch.
The family with no children will 'reasonably' want a house that is quite different from the family with two children... etc., etc.
: Reason is seen as an inherent good.
Although reason has been used to defend all manner of evil upon people, going so far as to argue FOR irrationality is simply sticking your head in the sand.
Let's talk when you come up for air.