Budgets should change as needed, but what frogprince said about spending huge sums to justify "NEXT YEARS budget" is absolutely true.
Its true every year for every department.

Getting what we need should be paramount to the game of getting more for "more's sake".

Yes we/they can overcome the need for greed. While it is built into our system, we are the ones who put it there. We can take it out.
To remove it can cause surgical complications, but if the patient is America we owe it to her to restore the energy and financial means to do what needs to be done.