Life can be rich, full and delightful -- with or without that partner. But you have to put in the effort. After the initial roiling emotions subside a little, try the following three steps to help you get your self back together.
It's commonly said in musical theatre writing circle -- there aren't enough of us for the plural -- that every collaboration is like a marriage, except you don't have sex. And like many marriages, many collaborations fall apart. Mine did.