If you think about it being a President is a lot like being a Father, both are expected to try and do what's best even when it's difficult, unpopular and not appreciated. Both probably want to be liked but often have to do things that are obviously not appreciated, if they really care about doing a good job.
The ones I respect most knew that it's not their job to be a friend, it's their job to be their Father. I think being a father is a lot easier because most of the decisions a father makes don't have a long term downside. Practically every decision or change that a President makes will hurt some people, and often unjustly which is a heavy burdern