The very act of moving your body helps you go move into a different space sparks an adventure. When you don't know where you're going, it's exciting as you see things you have never seen before. You become curious and start to explore. The simple element of mystery helps you to 'play' which we, as adults don't do enough of. We can look to children to see how much they play, yet we don't really do it ourselves.
Great ideas pop into our heads all the time and our imagination can run wild with these very thoughts and often does. Until we start hearing questions like 'What if it doesn't work?', 'What if I'm not good at it?', 'What will other people think of me?', 'I'm not good enough', 'I don't have the time.'