古今中外,大凡有成就的人都有坚强的意志品质,坚强的意志是人格健全的重要标志。心理学家通过实验表明:坚强的意志品质并不是与生俱来的,而是在实践活动中,在克服困难的过程中逐渐形成起来的。青少年学生正处在生理、心理发展阶段,在教学中重 At all times and in all countries, people who have achieved great accomplishments all have a strong will and quality. A strong will is an important symbol of sound personalities. Psychologists through experiments show that: a strong will of the quality is not born, but in practice, in the process of overcoming difficulties gradually formed. Young students are in the physical and psychological development stage, heavy in teaching