My night has become a sunny dawn because of you.

因为你，我的夜晚变成阳光灿烂的黎明。
If love could have saved you,you would have lived forever.

如果我的爱可以拯救你，那么你应该长生不老
I was having a bad day，but then i thought of you and suddenly my world lit up.

我今天过得不好，但是只要一想到你，好像瞬间就把我的世界点亮了。
If I know what love is, it is because of you.

因为你，我懂得了爱。
Within you I lose myself, without you I find myself wanting to be lost again.

有了你，我迷失了自我。失去你，我多么希望自己再度迷失。
I saw that you were perfect, and so I loved you. Then I saw that you were not perfect and I loved you even more.

开始觉得你很完美，所以爱上了你。后来发现你并不完美，于是爱你更深。