Objective and rational no emotionalism here. The air signs are so objective they can become impractical in their actions and beliefs. Like the air, these signs hate to be restricted. Freedom of thought and movement are their most cherished desires. Fire signs work well with air signs.
Fire needs air to generate heat.
The fires stimulate and help motivate the air signs into new ideas. Like the water in a glass, water signs conform to the elements around them. Feelings, emotions, and deep personal conversations are what motivates and stimulates the water signs. Sensitive to a fault, the water signs are often more concerned with your feelings and needs then their own. You can find them at movies crying loudest and most often.