I could be counted upon to perform the mission they had assigned me, or, if that was unworkable, to improvise and turn my men's exertions upon a seco… - Steven Pressfield

Resistance cannot be seen, touched, heard, or smelled. But it can be felt. We experience it as an energy field radiating from a work-in-potential. It’s a repelling force. It’s negative. Its aim is to shove us away, distract us, prevent us from doing our work.

The professional knows when he has fallen short of his own standards. He will murder his darlings without hesitation, if that's what it takes to stay true to the goddess and to his own expectations of excellence.

You’re supposed to learn that things that you think are nothing, as weightless as air, are actually powerful substantial forces, as real and as solid as earth. I understood. The eagle was telling me that dreams, visions, meditations such as this very one–things that I had till now disdained as fantasy and illusion–were as real and as solid as anything in my waking life.