3. MENTAL FILTER: You pick out a single negative detail and dwell on it exclusively so that your vision of all reality becomes darkened, like the drop of ink that discolors the entire glass of water.
Att
N/P
I
T
DS
V
App
Source – one out of ten Cognitive Distortions from David D. Burns, MD, Feeling Good, Feeling Good Handbook.
See also http://feelinggood.com/