Loved the book cover. It really makes you "think again", because it's water, but it would be actually fire...

“Intelligence is not just the ability to think; it’s the ability to rethink.”

From time to time, things change, and what you thought was right could now be wrong. If we get that idea for crypto, you entered a project for a reason, but as updates happens and decisions are made, it could ended as something completely different from the original reason you invested in it.