Found in 2 comments on Hacker News
duggable · 2017-06-21 · Original thread
Whoah. You need to create some serious boundaries with your in-laws.

Read this: https://www.amazon.com/Boundaries-When-Take-Control-Your/dp/...

milesf · 2010-07-07 · Original thread
Force of habit from my Twitter addiction. No, it's not an Amazon affiliate link :) I suppose the original wasn't all that long I could have used it instead http://www.amazon.ca/Boundaries-Pb-Cloud/dp/0310247454

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