As scripture says "All scripture is inspired by God and profitable for teaching, for reproof, for correction, and for training in righteousness," there are some parts I would not apply directly. For example if you are single and dating I would not try these lines from the Song of Solomon.
Your hair is like a flock of goats,
Most women will not find this word image particularly flattering.
Your teeth are like a flock of shorn ewes
You might as well say "Get thee to a dentist."
Your belly is a heap of wheat,
If you are going to use an analogy to nature I would not use the word "heap" to describe her belly.
Your nose is like a tower of Lebanon,
Comparing facial appendages to large buildings is certainly a no-no unless you are just looking to get slapped.
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You know, I've long had my doubts about Solomon. He's supposedly been given great wisdom, and then he goes and marries seven hundred wives. As if that isn't folly enough, he allows them to pollute Israel with their various hometown idolatries. I suppose a king didn't have to do his own wooing in those days, which might account for Solomon's oddball compliments.