The Motivation Trap
Motivation relies on your emotional state. It requires you to "feel good" to do the work. But nobody feels good waking up at 5 AM in December to study advanced calculus or constitutional law. If you only study when you feel motivated, you will only study 20% of the time.
Embracing the Boring
Success in any competitive exam is inherently boring. It involves sitting in a chair, reading difficult texts, and solving repetitive problems day after day. Discipline means divorcing your actions from your emotions. You study because it is scheduled on your habit grid, regardless of whether you feel happy, sad, or exhausted.
Professionals don't wait for the muse. They clock in. Stop trying to hype yourself up. Just sit down, set a timer, and do the work.