A brain without a body could not think.
Standing is harder than moving.
What you truly learn best will appear to you later as your own discovery.
In order to change our mode of action, we must change the image of ourselves that we carry within us.
No matter how closely we look, it is difficult to find a mental act that can take place without the support of some physical function.
Learning to inhibit unwanted contractions of muscles that function without, or in spite of, our will, is the main task in coordinated action.