I usually charge through life feeling 100% sure that what I think is right, showering generous amounts of advice to all & sundry. And then there are times when I am feeling 100% sure that I’m not right. It’s pretty dizzying sometimes. Such is life as an INFJ….
On another note, a cup of chamomile tea sipped slowly while sitting in front of a crackling fire (or an 800-watt reflective oscillating space heater) solves some of it nicely. : )