小王子在法文中的一些佳句如下：
1. "The stars are beautiful because of a beautiful flower that cannot be seen."
2. "What makes the desert beautiful is that there is so little sand."
3. "It is only with the heart that one can see rightly, what is essential is invisible to the eye."
4. "It is only when we are no longer young that we learn how to value things."
5. "It is only with the heart that one can see rightly, what is essential is invisible to the eye. Love is a flower with indescribable perfume."
6. "One only loves from afar, at first."
7. "The truth is in here, and it is beautiful, but it is also a little sad, because you cannot see it."
以上句子都表達了小王子對生活和愛情的深刻理解，也充滿了詩意和哲理。