Being Present: Probably the most difficult skill for any teacher to learn is the ability to be completely in the moment when they are teaching.
Listening is a difficult and complex skill at the best of times.
This requires experience as it is a difficult skill to learn.
Not only is putting the most difficult skill in the game, it's by far the most important.
This is a very difficult skill, but a few children succeed.
A fighting skill using two swords with both hands, this was one of the most difficult skills to master.
There were more difficult medical skills, but not many.
Boomeranging is a difficult skill, but it can be a lot of fun to practice.
Walking badly in heels, if you normally don't, is a very difficult skill to learn.
One of the most difficult skills to acquire is the ability to acquiesce to such movement.