Unless you are a toddler or a 17th Century Monarch the words “I want” really don’t belong in a leader’s vocabulary. The difference between “I want” and “I’d be interested in knowing why…” are the difference between creating a culture of indifference or creating a culture of engagement and productivity. The response you may receive from how you frame your thoughts is equivalent to the level of productivity you’ll see.
An interesting article along the lines of engagement follows, http://www.management-issues.com/opinion/6989/morale-a-moving-target/