I find that moving keeps me optimistic, the idea of what's going to be down the road a bit or around the next bend.
I try to make all my songs good. I don't ever write one to finish one. A lot of protest songs end up that way, driven by some kind of emotional response.
They say it's better to bury your sadness in a graveyard or garden that waits for the spring to wake from its sleep and burst into green.
With science and reason throughout history, what people believed turned out to be false. So I like to keep an open mind to all perspectives and learn and become more fully realised as a person. I just feel we're never going to know what the full picture is.