What is a school of thought?
ๅญธ้๏ผๆฏๆข็ดข็ฅ่ญ็่ตท้ป๏ผไนๆฏๆง็ฏๆชไพ็ๅบ็ณใๅฎๆถต่ๅคๅ ้ ๅ๏ผๅฆๆๅญธใ็งๅญธใ็คพๆๅญธ็ญ๏ผๅผๅฐๆๅๆทฑๅ ฅ็่งฃไธ็ใ้ธๆๅญธ้๏ผๅฆๅ้ๅไธๆๆ้๏ผ้ๅพ็ก้ๅฏ่ฝ๏ผๅฉไฝ ็ผๆๆฝ่ฝ๏ผๆๅฐฑ่ชๆใ