There is nothing wrong with an having an emotional factor in decision making. There is only shame in not being willing to eventually come to terms with writing the eventual rational check in order to pay for the inevitable run-up against the difference between the world as you imagine it vs how it actually is.

In fact, there is a much greater danger in abolishing emotion in its entirety from your decision making process period. It is very easy to end up in a situation where you create more problems than you created a solution for because you didn't take into account the fact you're dealing with other human beings. A practice famous for requiring good interpersonal communication; something dependent on being able to see things from another point of view.

Also, let them. The truly novel solutions tend to be hiding in places no one bothers looking because we're trying to take the rational structures have, and work backward to a solution whereby we can use as much of what we already have in place to make what we want. Working from a dearth of preconceived notions can lead to genuine innovation in some cases.

If it can get you a helicopter, it can get you a ventilator.