YOU SAID:
I love you since the first time I saw you. At dawn I pleasure myself
INTO JAPANESE
初めて会った時から愛しています。夜明けに私は自分自身を喜びます
BACK INTO ENGLISH
I have loved you since I first met you. At dawn i rejoice myself
INTO JAPANESE
私は最初にあなたに会って以来、あなたを愛してきました。夜明けに私は自分自身を喜ぶ
BACK INTO ENGLISH
I have loved you since I first met you. At dawn i rejoice myself
That didn't even make that much sense in English.