All good wishes for a safe and delighted voyage!祝你一路平安，旅途愉快!
May you have the best of luck in San Francisco.祝你在旧金山会有很好的运气。
Let’s bless each other with happy futures, forever.让我们彼此祝福，愿未来美好，直到永远。
With a true friend, the world is but a little place, after all.海内存知己，天涯若比邻。
No matter how fast time flies, our friendship stands for ever.纵然时光飞逝，你我的友情天长地久！
I really don’t know whether to be happy or sad here today.今天在这里我真的不知道要高兴，还是要悲伤。
The time passed by, yet our true friendship remains in my heart.岁月流逝，你我真挚的友情却常存我心。
In the first place, I wish to say a word of thanks for holding this send-off party for me.为我办这个欢送会，首先我要说声谢谢。
I hope you will think of me from time to time as I shall be thinking of you always.我希望你们不时会想到我，就像我经常会想着你们一样。
For youth, for happiness, let's bless each other, treasure the friendship between you and me.为了年轻，为了欢乐，让我们彼此祝福，彼此珍惜。
What has gone is that beautiful period; which remains is the precious friendship between us.逝去的是那段美好的时光，留下的却是你我那份最珍贵的友谊。
Although the distance between will space out us, may we remember our true friendship and blessing.虽然时空会将我们分开，我们却依然记忆彼此最真诚的友情和祝福。
Don’t let time dilute the wine of friendship. Don’t let distance space out missing. Blessing you, forever!不要让时间冲淡了友情的酒，不要让距离拉开思念的手，祝福你—-永远！
Thinking of each other is just like a thread connecting both you on the one end and m e on the other end．思念是一条细长的线，一端系着你，一端系着我，时刻连接着两颗跳动不息的心。
A year seems like such a long time to be away, so we will miss you a lot, and we hope you will miss us, too.过了一年，似乎是很久远以前的事，我们会很想念我 你，希望你一样想念我们。
We will miss him as a worker amongst us and also as a cheerful friend who could always brighten the day around here.他是我们的同仁，也是让我们在这儿的日子充满欢乐的一位开朗的朋友，我们会怀念他的 。
It's joy to know you, wishing the nicest things always for you, not only today, but all the year through because you are really a joy to know.认识你是一种快慰，愿你永远拥有最美好的东西，不仅今天拥有，而且天天拥有，因为认识你真是一种慰藉。
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！我不是您最出色的学生，而您却是我最尊敬的老师。在这特别的日子里，我要把一份崇高的敬意献给您！
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！加减乘除，算不出您作出的奉献！诗词歌赋颂不完对您的崇敬！您用知识的甘露，浇开我们理想的花朵，在这不寻常的时刻，请接受我深深的祝福！