It is hard for people outside the White House to understand the constant daily problems and issues that come up that require the president's attention, but he can not let himself get too personally involved.
One regret I have is that I did not learn more about what was happening very early, so that I could have tried to stop people from engaging in illegal activities.
The last eight years have created a lot of deep-seated hostility. People take political decisions very personally, and today there is a constant, ongoing attack, with one side or the other being maligned.