以下是一些傷感的英文句子：
1. I miss you so much already it's hard to imagine life without you.
2. Distance is not to separate us, but to bring us closer.
3. A true friend is someone who walks in when the rest of the world walks out.
4. Maybe it seems like the days are long and endless, but they are still numbered and passing us by all the time.
5. Love hurts, but the people who love you wouldn't hurt you for the world.
6. We are here, in this moment, living one of life's moments, remembering and regretting, wanting and fearing.
7. When the world says, "Give up", hope whispers, "Try it one more time".
8. If only for a moment, I will remember you forever.
9. Life is like a box of chocolates, you never know what you're gonna get.
10. Sometimes when you think everything's lost, you find you have everything to gain.
希望這些句子能夠對你有所幫助！