以下是一些友情經典名言的英文版本：
1. "A friend in need is a friend indeed." - Chinese Proverb
2. "Friendship is like money - easy to give away, hard to keep." - Unknown
3. "A life without a friend is a life without a sun." - anonymous
4. "A true friend sticks closer than a brother." - Proverb
5. "Friends are like stars in the night - you don't need to see them to know they're there." - Unknown
6. "Without friends, life would be a world without color or music." - Unknown
7. "True friendship is like gravity - it never stops working, even when you feel it isn't pulling you down anymore." - Unknown
希望這些名言可以幫助您理解友情的重要性和它的獨特之處。