Maybe she should turn around while the man is writing down her address.

I filmed a man who was simultaneously walking and reading.
This way I captured the world for him that was passing him by.

The loosely held pages tremble and move up and down. Through the motion of the subway but also through the natural trembling of the man’s hand and arm.

Show the resemblance between pages and thoughts: first film the loose pages and then move the camera up to his head. Then keep the camera still and focus on his forehead.