You're right, but up to a point. If you concentrate on power for power's sake and stop upholding your original political ideas, you will lose support. There is

You're right, but up to a point. If you concentrate on power for power's sake and stop upholding your original political ideas, you will lose support. There is a fine balance between Realpolitik and idealism. Ideally, you do not want to go full tilt in either direction.