Translation of Kalkstein

Some of the disadvantages are the coldness, darkness and the fact that the days are a lot shorter then as in the summer. First let me tell you what I do not like about the winter. It is the following.
We begin to talk about 'we' and 'they', which makes us partly discriminating. As a whole, I guess that all of us have some predispositions, but the difference is, that some know how to supress it.
We entered the vessel from behind and went to take a shower. I remembered why I am not a big supporter of long boat rides: One every room and facility is small and second you move all the time.