Would the following phrase be considered positive or negative?

entertaining itself

positive

Would the following phrase be considered positive or negative?

a smart , arch and rather cold-blooded comedy

positive

Would the following phrase be considered positive or negative?

a phlegmatic bore , so tedious it makes the silly spy vs. spy film the sum of all fears , starring ben affleck , seem downright hitchcockian

negative

Would the following phrase be considered positive or negative?

sylvie testud is icily brilliant .
positive