The freedom to create
Creativity does not only involve looser association, defocused or focused attention, lack of fixedness, etc. (suggested in literature), but most likely it is about being flexible, and knowing (either consciously and/or subconsciously) what is functional and when.
Creative people’s brains are not good at filtering out sensory information.
Treat yourself as you would treat a friend and become more creative.
Letting go of inhibitions: Learning to draw from a four-year-old.