以下是一些英文愛情勵志的諺語：
1. Love is like a butterfly which appears and disappears quickly.
2. Love is like the flowers, they bloom and then they wither.
3. Love is patient and kind; it is never jealous or boastful.
4. Love never fails.
5. Love is the greatest gift of all.
6. Love is like a circle - it has no beginning and no end.
7. Love is the key to happiness.
8. Love is not only what you say, but what you do.
9. Love is a sweet song in the night.
10. Love can make you smile when you are feeling blue, and it can make you feel complete when you are feeling alone.
希望這些英文諺語能激勵你追求愛情，保持信心和勇氣，堅持到底。