You want to help your group change the world. To do this, you gotta pay attention to yourself.
You have to know your own motivation. It's impossible to understand the motivations of others if your own motivations are blocking your perception. And motivation interferes with perception all the time.
You can explore and understand more about traditional approaches to motivation here.

Another approach is to think of yourself as an emergent phenomenon. Emergent phenomena are the qualities of systems which cannot be predicted from the characteristics of the components of those systems.

We're all made up of cells, but we walk and think and love and coach teams. All these are emergent.

Your attitude is emergent. And your attitude is a powerful nonverbal communication which is key to your work.

By attitude we don't mean opinion, we mean the overall holistic approach you bring to your work, your life.
Your attitude, as emergent, depends on the cells of our body. Healthy food, exercise, rest keep the body healthy and permit emergence.

Then, let your effectivenesss increases exponentially as you eliminate worry and stress. Techniques derived from yoga can be helpful. Some are as simple as exercising your smile and the sixty second mediation.

Often key in our society is releasing tension in the neck.

And, if you're interested, go one step further with shiatsu to release all sorts of blockages which can prevent emergence of your best and most effective attitude.