Encourage group members to supply examples to illustrate their points. Note if someone starts to make a point and backs off because he or she feels it may be too much like a point already made. Urge the person to share the point anyway. Don't dismiss an odd idea. Instead, call on different people to gain a new perspective on the idea and to see if the group can bring it into focus.
All ideas are fragile at birth.
These three words allow room for growth and exploration. Listen with your third ear. That's the ear that hears what is not being said the nonverbal cues and tone of voice. Remain neutral and don't compete. Even if you favor an idea, don't show it.