关于伤感的英文谚语，综合多个权威来源整理如下：

一、爱情类

1. "Better to have loved and lost than never to have loved at all."（爱过又失去总比从未爱过好）

2. "No man is an island."（没有人是一座孤岛）

3. "The course of true love never did run smooth."（真爱之路从不平坦）

4. "This is who I am. Nobody said you had to like it."（这就是我，没人说非要你喜欢）

5. "I miss your smile, but I miss mine even more."（想念你的笑，但更加想念我自己的）

二、人生哲理类

1. "A bad beginning makes a bad ending."（不善始者不善终）

2. "A bad thing never dies."（遗臭万年）

3. "A bird in the hand is worth than two in the bush."（一鸟在手胜过双鸟在林）

4. "Good health is over wealth."（健康是最大的财富）

三、时光流逝类

1. "When you are young, you may want several love experiences, but as time goes on, you will realize that you are all around, then step backward and watching it silently, then you see the true feelings."（年轻时可能渴望多次恋爱，但长大后才发现身边都是过客，唯有静观才能懂得真感情）

2. "Just at that moment, I seem to hear the voice of the world's collapse."（就在那一刻，我仿佛听见了世界崩塌的声音）

这些谚语通过简洁的语言，深刻反映了爱情、人生和时光的主题，常被用于表达失恋、孤独或生命无常的感慨。