Trust gives you the permission to give people direction, get everyone aligned, and give them the energy to go get the job done. Trust enables you to execute with excellence and produce extraordinary results. As you execute with excellence and deliver on your commitments, trust becomes easier to inspire, creating a flywheel of performance.
Most people that derail as leaders in the corporate world, it's not because they couldn't do the math and calculate return on investment properly. The issues are communication and understanding. All of what typically would've been called the 'soft stuff.' You have to be authentic. You have to be dialed into the soft stuff.