Your ability to support and inspire others is a gift.
You're being faced with a choice. Either you allow nervousness and fear to hold you back and prevent you from moving forward, or you step step forward bravely into the unknown future. Take a step out of your comfort zone and investigate further. By doing something out of the ordinary every now and then, you'll build your courage and your capacity to face new challenges.
People with poor soft skills, such as an inability to get along well with others, can be very disruptive. Soft skills are not optional; they are necessary. If someone is being disruptive, it might be time to address their soft skill development.