It is impossible to determine whom we'll fall in love with.
我们不可能决定以后会爱上谁。
Isn't that what happens when you fall in love with a person?
当你爱上一个人的时候不也是如此吗？
That no one is perfect until you fall in love with them.
只有深爱一个人时才会认为他是完美的。
The smile that made me fall in love with him disappeared altogether.
曾让我爱上他的笑容也一起消失了。