Don't play semantics here, please. Yes, we're all God's children, but it's central to ALL Christianity that Christ was THE Son of God. He was both man and God, he was divine.
I hate to argue in favor of the dogma, b/c i don't believe in it, but come on. If you know anything about christianity, particularly Catholicism, you know that Jesus is a deity, we worship him just as much as we worship God the Father. In a funky way, they're really one and the same...
Father, Son, and the Holy Ghost: It's the Holy Trinity. God in three separate aspects. The Holy Ghost, or Spirit, is the spark of God's divinity and presence in all things, including you and me. Notice how Jesus is considered a whole seperate entity on the Trinity. Dude, he's fricken' God.
Did he claim it in his life? No. When Pilate asked him directly, he wouldn't say. This is because Jesus was partly mortal, and even had his own doubts of faith: well documented when Jesus stood in the garden at the Mount of Olives. He prayed to God the Father for the strength to carry out His Will. By his faith, unto God did he commend his spirit.
Whether or not Jesus was just a man is certainly up for debate in my book, but in the eyes of Christianity and the writers of the Gospel (who really didn't write it because God was technically working through them
