Mental development and education . Fig. 37. — Overdoing the effort to maintain erect posture. (See exercise 6, page 377.) OVERSTRAIN IN EDUCATION 237 adults either for that matter, who do not habitually stand orsit so that the body is well poised and there is no undue tension,will suffer for their error in lessened efficiency in both physicaland mental work. A teacher recently said, I never allow any of the pupils inmy room to get into slouchy positions. When they first comein here they take every kind of position, both in their Rigidseats and when they are standing to recite. But they Pasture
Mental development and education . Fig. 37. — Overdoing the effort to maintain erect posture. (See exercise 6, page 377.) OVERSTRAIN IN EDUCATION 237 adults either for that matter, who do not habitually stand orsit so that the body is well poised and there is no undue tension,will suffer for their error in lessened efficiency in both physicaland mental work. A teacher recently said, I never allow any of the pupils inmy room to get into slouchy positions. When they first comein here they take every kind of position, both in their Rigidseats and when they are standing to recite. But they Pasturesoon learn that I will not tolerate anything but a good position. What is a good position ?It is certainly not a rigidone, because rigidity wastesenergy. Rigidity also dis-tracts attention, so that atense person cannot con-centrate on his work as heotherwise would do. Letany reader who doubts thismake an experiment. Lethim stand with his heelstogether, his shoulderspressed back, eyes to thefront, hands stiffly at thesides. Let h
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