Is Boston Ballet Back?

“With the world premiere Thursday of ‘Up and Down’ by Mark Morris, the Boston Ballet celebrates an important milestone in its relationship with the renowned choreographer — one that it could not have reached a few years ago, before artistic director Mikko Nissinen came to town.” Specifically, the company believes it has completed its comeback, and is again ready to rank with the top ballets in the country. The always-outspoken Morris appears to agree.