There is the natural tendency that all of us are vulnerable to, to deny unpleasant realities and to look for any excuse to push them away and resolve to think about them another day long in the future.
When a patient does get an organ from another person, it comes from a different body. It has different properties, and a person's natural tendency is to reject that organ.
You have a natural tendency to want an emotionally satisfying tale - and to make investments based on that - despite times when the actual data may be telling you something different.
A typical leader has - a natural tendency is to be defensive in the face of a crisis. The first reaction is to blame someone - or something - else. Often, the blame is aimed at something abstract or non-controllable, which often has nothing to do with the crisis but is adjacent to whatever is going on, so it's an easy target.
My natural tendency is to write about zombie bunnies, but one of my first writing teachers got incorporated into my writing superego, and I keep hearing his admonition to make things feel more real the weirder they get.
In any bureaucracy, there's a natural tendency to let the system become an excuse for inaction.
Education can counteract the natural tendency to do the wrong thing, but the inexorable succession of generations requires that the basis for this knowledge be constantly refreshed.
We here in the North have for many years had a natural tendency to feel that when our representatives come together at an international meeting, we embark on the quest of mutual understanding and support.
It's tricky, performing the show live. Because when you're in a big auditorium, in front of 700 people, the natural tendency is to want to talk louder. You want to project.
I seem to have a natural tendency to want to share my own observations and feelings with other people, and writing seems to be the way I'm best equipped to do that.