Get rid of the differences between those who owned property and those who did not. - Apex
what were the main differences between hunter gather societies and those based primarily on agriculture
Christians - like all other religions - acknowledge that disability always means a loss of ability. People notice and act on those differences.
two differences between the muscle fibres of a world class sprinter and those of a marathon runner
That depends on what type of country that Christians will enter. For example, if the country is somewhere in the Middle East where it has a large concentration of Muslim population, then the Christians should be careful about freely expressing their practices around Muslims. Persecutions of differing religions are particularity high in those areas. Standard dangers also should apply, including rape, abduction, etc.
There is not really a diffrents between those because there the same thing
They are smaller in magnitude than those between lower energy levels.
probably their size and how much they eat. It depends from animal to animal but those are probably the biggest differences.
APEX: it divided the empire between Christians who wanted to use images in their worship and those who believed the images were sinful
the location
those who where raptured up where in heaven those who became christians after the tribulation are on earth
You have to learn the cultural differences first. Once you know those you can use communication to open up lines between the lines between different groups.