1.graduation is not only an end to a period, also a commencement of a new period and i hope that future years will bring you continued happiness.
2.best wishes and congratulations on your graduation.
3.may you have health, happiness and outstanding success in all your ventures.
4.best wishes and sincere congratulations on your graduation.may this special day be the commencement of the continued series of upward steps to further success.
5.it is your graduation day.please accept my best wishes for your bright future.
6.permit me to congratulate you on your graduation! i hope the future will bring you further success and a whole world of happiness.
7.congratulations on your graduation from the notable university with honour.i'm hopeful and confident，too，that the graduation ceremonies will really be a commencement and that satisfying and rewarding experiences await you.
8.here's to the happy graduate for the job you have already done.and here's a happy future that is a most successful one.i pray you will as soon as possible make your name known in the world.
9.i join with all your friends in offering my sincere congratulations on your graduation.the world needs young people today with vision and courage to help build a better place for humanity.wish you well in all your undertakings and hope that you will find your career a source of great joy and happiness.
10.the possibility of enhancing one's knowledge is limitless.graduation only marks a stage of one's education.unceasing acquisition of knowledge will unceasingly escalate us to ever higher and higher attainments.
11.i am very delighted to hear you have successfully passed the high school certificate examination.as one of your intimate friends, i feel very proud of you and have a smack of your happiness.
12.it is such a pleasure to congratulate you on your graduation.whatever you dream for, whatever you hope to achieve may come true with your effort in the future. remember that nothing is out of your reach if only you first believe.
13.we are very happy to extend to you our utmost congratulations on your finishing your college course so successfully.may you enter a more successful life and the future years bring you continued happiness.
14.may an old friend express his pride in your accomplishment and extend to you a wish for your continued success and happiness.
15.sincere congratulations on your graduation from the graduate school of chemistry of...university.we have heard of the excellent record you made in your studies.we are very proud of you and avail ourselves of this opportunity to extend to you our best wishes for your bright future and happiness.
1.i am not an outstanding student of yours，but you are the most respectable teacher to me in my eyes. on this special day，i extend my heartfelt respects to you!
2.no formula can be used to calculate your devotion;no poems and songs to express our heartfelt gratitude to you. it is you that cultivate our minds with your extensive knowledge and your noble spirits. on this special occasion，please accept our best wishes!
3.time is flying away，and years are passing by. only our friendship is always in my heart. farewell，my friend!take care，my friend!
4.oh，my friend，do you like stars?if you feel lonely far away from home，look up at the stars in the sky， where there is a star for luck that i''ve send you.
5.life is a profound book. other's notes cannot replace your own understanding. may you find and create something new in it.
6.don't be disappointed on the journey of life. there are friends in the world. seize your chance and value your opportunities. may our friendship be everlasting.
7.time does not water down the wine of friendship;distance does not separate our hands of longing. wishing you happiness forever!
8.i have three wishes：may our friendship warm our hearts!may joy be always with you and me!may we often meet each other!
9.thinking of each other is just like a thread connecting both you on the one end and m e on the other end.