You are always the best one in my eyes, in my mind in my deep heart and in the whole universe, no matter who you are someone else think about. 无论他人如何认为你,在我的眼中、在我的脑海里、在我的内心深处及整个宇宙内,你永远是最棒的那位!
2.简单一点的:
You are the best in my heart no matter what someone else think about!