Wish to express my thanks to you for instructing my child.
　　谢谢您对我孩子的教诲。

　　My sincere thanks to you for being my child's teacher.
　　衷心感谢您，我孩子的恩师。

　　My child speaks highly of you. Thank you very much.
　　我的孩子很崇敬您。谢谢。

　　As parents we recognize the value of you in our child's development. Thank you for what you have done.
　　作为父母，我们深知您在我们孩子成长道路中的重要。谢谢您所做的一切。

　　One good teacher in a lifetime may sometimes change a delinquent into a solid citizen.
　　一个好教师具有化腐朽为神奇的力量。

　　Teacher, who educate children, deserve more honor than parents, who merely gave them
　　birth; for the latter provided
　　more life, while the former ensure a good life.
　　教育儿童的教师应当享有比父母更多的荣誉，父母只给孩子生命，而教师则创造了一个完善的生命。

　　What sculpture is to a block of marble, education is to the soul.　-- Joseph Addison
　　教育之于灵魂，犹如雕刻之于大理石。