PISCATAWAY -- Hard work is an unquantifiable sports cliche.
Seemingly every coach and every player on every team vows to work hard every day.
So how can you tell what hard work looks like?
Jerry Kill knows because he logged so many hours as a head coach at Minnesota that a lack of rest worsened his epilepsy symptoms and forced him to temporarily retire.
To that end, what does Kill, 55, think when he sees his his new boss, 43-year-old second-year coach Chris Ash, pouring himself into the job at Rutgers?