These quotes are from the book "Genealogie Koberstein" by Edith and Hans Schütte:

From the forward (translation) to the book.

From the section describing two Koberstein castles  (translation) and

Information about the Matys Matthias (translation)Koberstien Line starting on page 55.

We don't have a professional translation of these quotes at this time, however a machine translation can be obtained clicking on the (translation link) and then clicking on the translate button at that site.  You can change to another language on this page.  This is a machine translation and will only give results sufficiently good to allow an one to follow the general idea of the quote, only a translation by a expert will give truly readable translations.