The first link u provided is kind of silly. His ways border extremism. It is true God is most important but all of this is not necessary. As long as you live a good life free of desire and unnecessary distractions you're good to go. Loving God is the most powerful form of worship.
Was not Jesus’ “ultimate sacrifice” just as material as it was spiritual?
Steve brought up a good point about this. Jesus' ultimate sacrifice was his death. But where is Jesus' body? It ressurrected. The material form is unimportant. Afterall, ultimate happiness is spiritual.