永恒承诺

- "I will be your Valentine until the end of time."（我将是你的情人，直到地老天荒）

- "May you two linger on each other every day and night till the end of time."（祝你们朝朝暮暮，缠缠绵绵到永久）

心动的表达

- "To the world you may be one person, but to me you may be the world."（对于世界而言，你是一个人；但对于我，你是我的整个世界）

- "My love, you are like a flower, so sweet and pure and fair."（我的爱人，你就像一朵鲜花，那么甜蜜、纯洁而秀雅）

情感治愈

- "But if the while I think on thee, dear friend, all losses are restored, and sorrows end."（只要我一想起你，亲爱的人，所有的失落和遗憾烟消云散）

- "Listening to my heart beating, seeing how much I love you..."（倾诉心跳，诉说深情）

日常温馨

- "I want to hold your hand on Valentine’s Day."（情人节想牵你的手）

- "On this Valentine's Day, all I have is love for you."（今天情人节，我唯一的爱就是你）

幽默俏皮

- "Because love you, so to see who is like a rival in love."（因为爱你，所以看谁像情敌）

- "You don't have to be brave, come to my arms and be懦ish."（别逞强，来我怀里装作胆小）

以上短句可根据具体场景选择使用，既适合表白也适合日常祝福。