I think a fundamentalist is somebody who believes something unshakably and isn't going to change their mind.
We are a unique ape. We have language. Other animals have systems of communication that fall far short of that. They don't have the same ability to communicate complicated conditionals and what-ifs and talk about things that are not present.
Let us understand what our own selfish genes are up to because we may then at least have the chance to upset their designs.
If something is true, no amount of wishful thinking will change it.
Once a viral program gets started, there is nothing to stop it.
We are a very, very unusual species.