The earth is the Lord's. Psalm 24 basically says the earth is God's property. We have been given the privilege and responsibility of living on earth to see it isn't ruined.
Men don't want another man to look at their woman because they don't know how to handle it.
When I'm reading material, if I'm a little bit afraid of a part and I'm willing to admit that to myself, then I'll do it, definitely. If I'm worried about being able to do it, to get it - I absolutely just love it.