If you're more susceptible to interruption, you do more out of the box thinking.
How do you discover a need that nobody yet knows about? This is where the product breakthroughs come through.
When a device as simple as a door has to come with an instruction manual—even a one-word manual—then it is a failure, poorly designed.
So what does a good teacher do? Create tension - but just the right amount.
Knowing how people will use something is essential
A challenge to the designers of the world: Make signs unnecessary.