How do you use deeply rooted in a sentence?

How do you use deeply rooted in a sentence? Superstition, witchcraft and the paranormal have always been deeply rooted in Indonesian culture. For a moment or two he felt unsure himself, but then his deeply rooted confidence in himself asserted itself once again. It is extremely difficult to eradicate prejudices so deeply rooted and natural.

Superstition, witchcraft and the paranormal have always been deeply rooted in Indonesian culture. For a moment or two he felt unsure himself, but then his deeply rooted confidence in himself asserted itself once again. It is extremely difficult to eradicate prejudices so deeply rooted and natural.