"Why?" is the most important question, not asked nearly enough.
Hint: "Because I said so," is not a valid answer.
- Why does it work this way?
- Why is that our goal?
- Why did you say no?
- Why are we treating people differently?
- Why is this our policy?
- Why don't we enter this market?
- Why did you change your mind?
- Why are we having this meeting?
- Why not?