The United States Constitution contains a system of checks and balances and set separation of powers because of the framers worry about one branch or two becoming too powerful and allowing a single party/group/person to become too powerful.
They believed they could control Hitler to get him to do what they wanted. Von Papen is they btw hope this helps!
You don't want to oversaturate the market with a mass of public goods. There would be no reason for the customer to follow up. For example if Apple released the iPhone 1-7 it would not had helped them build the following they have today.
Denial, she is looking for the best case scenario (she thinks she has exactly a year to live even if it might be less) and she is avoiding facing that she may not be able to do this in a few months, she could be too ill, etc.