Highlights from "User Friendly"
By Cliff Kuang and Robert Fabricant

When something works well enough for you to predict what it'll do next, you eventually form a mental model of it.
It's feedback that allows designers to communicate to their users in a language without words. Feedback is the keystone of the userfriendly world.
The natural world is filled with feedback; in the man-made world, that feedback has to be designed.
These highlights are sourced from my Kindle using Readwise. Readwise automatically syncs all your highlights from various sources. It's cool. Referral link if you'd like to try.