Boredom, resentment, a feeling of not being appreciated, a feeling of futility, hurry, anxiety, worry-those are the emotional factors that exhaust the sitting worker, make him susceptible to colds, reduce his output, and send him home with a nervous headache.

无聊、怨恨、不被欣赏的感觉、徒劳的感觉、匆忙、焦虑、担心——这些情绪因素使坐着的工人精疲力竭，使他容易感冒，减少他的产出，并让他紧张地回家头痛。