Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
전체론은 모든 부분이 상호 연결되어 있다는 것을 강조합니다.jeonchelon-eun modeun bubun-i sangho yeon-gyeol-doeeo itdaneun geos-eul gangjo-hamnida.Holism emphasizes that all parts are interconnected.