So our bodies can change how far away that finish line looks, but people who had committed to a manageable goal that they could accomplish in the near future and who believed that they were capable of meeting that goal actually saw the exercise as easier.
Así que o noso corpo pode cambiar a distancia aparente ata a liña de meta, pero a xente comprometida  cunha meta alcanzable, á que se pode ater nun futuro próximo, e que cre que é capaz de logralo, en realidade ve a proba máis fácil.