Interesting exploration, a lot of questions raised with this poem.
I like the alliteration of your first line and the way you start with quite a different atmosphere then you finish with- with a smiling sloth who has no idea what is around the next bending moment. It is full of life, that first line.
I also like the authoritative tone that you use in the poem. I don't necessarily agree with all that's said here, but that tone lends gravity to the words making me feel I must consider them all fairly, putting my own preconceptions aside.
I love this line, and all that it raises in terms of thoughts and questions about the human condition, which does ultimately end the same way for us all: