This card is about fostering cooperation to realize your ideas.
The number and element of this card (4=structure, element=fire) are in sync because fire can use the stability of structure, and structure can use the liveliness of fire. Here the structure of 4 doesn't cause stagnation.
Listen to the advice of others, you don't have to invent everything on your own. Try to maximize their advice.
You're talking with others about your ideas. Others will help you and stimulate your ideas, which increases your self-confidence.
By talking with others about your ideas you'll be pointed towards new possibilities.
Do it alone, you can do it on your own. You never know who's going to steal your idea if you tell others.