Would the following phrase be considered positive or negative?

putters along looking for astute observations and coming up blank

negative

Would the following phrase be considered positive or negative?

cliche with little new added .

negative

Would the following phrase be considered positive or negative?

as darkly funny , energetic ,

positive

Would the following phrase be considered positive or negative?

do n't fret about the calories because there 's precious little substance in birthday girl
negative