他是我的主心骨。

He is my rock.

有了这个主心骨，即使意识形态领域出现一些与主旋律格格不入的杂音和噪音，我们照样可以“任凭风浪起， 稳坐钓鱼船”。

With this backbone, even in the field of ideology, there are some out of tune with the theme of the noise, we still can "despite wind and waves tight in the fishing boat."