1) The document discusses how some people claim they cannot see God in the heavens despite it being something that most nations and ages have recognized.
2) It says the issue is not with the heavens themselves, but with the eyes of the observer - one needs spiritual training and faith to see God, not just physical sight.
3) Faith involves engaging one's whole self - heart, soul, and mind - not just reason alone, to know God personally rather than just intellectually accept doctrines. True faith is shown through love and good works.