truancy discipline self-discipline enlightening formative years botany astronomy cultivate foster nurture promote the students physical psychological soundness well-being welfare give the students motivation to do something motivate the students to do something adolescence impart inculcate knowledge instill high moral values give the students inspiration students grasp or command of what has been taught

　　逃學 學科 紀律 自制力 很有啟發的 成型的階段 植物學 天文學 培養 促進學生身心發展 給學生動力 傳授知識 灌輸高尚的道德觀 給學生靈感 學生對老師所教知識的掌握