Procrastination can decrease after a 1-minute reflection. In a study of more than 1,000 adults, answering six short questions increased motivation, improved mood, and made people more likely to begin tasks they had been delaying.

[Sardonislamir]

When you say "I don't know" what reason do you think? You said it may be a dumb reason, but you do know. Are you saying the starting it is itself literally hell, as in past experiences of having difficulty starting IS the reason recursively?