Your children will tend to reflect the same attitude toward their schoolwork and teachers that you display. Why not encourage them to make a practice of thanking their teachers?
तुम्ही जशी मनोवृत्ती बाळगता तशीच मनोवृत्ती तुमची मुले त्यांच्या शाळेच्या अभ्यासाप्रती आणि त्यांच्या शिक्षकांप्रती बाळगतील.