“My daughter Alex thinks I am too involved in her homework and asks when I am going to get out there again,” he said.

A rematch against Toomey would not occur until the 2016 campaign cycle. Republican Gov. Tom Corbett is up for reelection in 2014, and is considered a vulnerable target for Democrats. Rep. Allyson Schwartz (D-Pa.) is also thought to be weighing a gubernatorial bid.

Sestak added he was currently enjoying his duties teaching at Carnegie Mellon and Cheyney universities, saying the positions were “permitting me to ensure my decision is right as I have long drives to think, and youth in class to invigorate me.”