When Felix is talking to Magnus in his office, his hands are clinging to his vest pockets and he is sitting back in his chair. But on the next immediate cut, he is sitting forward and his hands are now resting on the desk.
When Felix is in his office with the family discussing his father's tumor; he is sitting down with his hands clasped together on the desk. But on the following cut; his hands are now resting against his mouth. Then on the following cut after that, his hands are back on the desk and clasped together.
As is often the case when showing a devout Jewish home, a menorah, the traditional candelabrum, is displayed. However, this is used only once a year, so for the rest of the year it is put away. Having it on show is like having a Christmas tree up all year round to show the family are Christians.