Even systems that do not use menus need to provide some structure: appropriate constraints and forcing functions, natural good mapping, and all the tools of feedforward and feedback. The most effective way of helping people remember is to make it unnecessary.

I must finish what I've started, even if, inevitably, what I finish turns out not to be what I began.

The typical accident involves seven consecutive human errors. One

I don't live in either my past or my future. I'm only interested in the present. If you can concentrate only on the present, you'll be a happy man.

Written By Paulo Coelho

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