Truth is so hard to tell it sometimes needs fiction to make it plausible.
If you look at the various strategies available for dealing with a new technology sticking your head in the sand is not the most plausible strategy.
The difficulty for most of us in the modern world is that the old-fashioned idea of God has become incredible or implausible.
This is actually a very important principle that science is learning about large systems like evolution and that futurists are learning about anticipating human society: just because a future scenario is plausible doesn't mean we can get there from here.
Liberalism is an attitude rather than a set of dogmas - an attitude that insists upon questioning all plausible and self-evident propositions seeking not to reject them but to find out what evidence there is to support them rather than their possible alternatives.
My father instilled in me the attitude of prevailing. If there's a challenge go for it. If there's a wall to break down break it down.