Creative Tension - I've got an idea lets go for an ice lolly

What if we got to look at our big dream and desire through the eyes of a child. What if it got to be so easy as "I've got an idea lets go for an ice lolly" So you have a desire a big dream, how do you hold it without collapsing into holding it so tightly if feels impossible that you create stress and tension in the mind and body.