This sounds vaguely similar to the definition of faith I once heard, see On faith and More on faith. I guess, from time to time, it is “healthy” to push yourself off the edge and fall head-first into the unknown…
If we listened to our intellect, we’d never have a love affair. We’d never have a friendship. We’d never go into business, because we’d be cynical. Well, that’s nonsense. You’ve got to jump off cliffs all the time and build your wings on the way down.