If pizza cheese unavailable, use equal parts of mozzarella and Cheddar.
Be sure to thoroughly drain the cooked pasta--a few hard shakes of the colander after the water drains will help. Excess cooking water clinging to the pasta will dilute the sauce.
Do you like Pavarotti? Ellington? Vivaldi? Not sure? Choose a night of the week to accompany dinner with some new tunes. Investigate a style of music you'd like to know better. Borrow CDs from the library, or dust off some forgotten selections from your own collection.