英文微笑佳句如下：
1. A smile is the sunshine of the world.
一個微笑是世界的陽光。
2. A smile is the answer to any question.
微笑是對任何問題的答案。
3. A smile is the most appropriate language to open any conversation.
微笑是用來打開任何對話的最合適的語言。
4. Smile, it opens up the world.
微笑吧，它會讓世界更加美好。
5. A smile is the key to happiness.
微笑是通往幸福的鑰匙。
6. Smile and be happy, it's a beautiful day!
微笑並快樂，今天天氣真好！
7. Smile, it's the best thing you can do for yourself.
微笑，這是你能為自己做的最好的事情。
8. Smile, it's contagious and it will make you feel much better.
微笑，它是會傳染的，會讓你感覺好多了。
希望這些英文微笑佳句能夠給你帶來好心情！