It was a cancer. President Cleveland asked how long he could wait to have the cancer removed.
VOA: special.2010.06.17
He's got a great variety of goods and a lot of penny candy in the front so little Syrian kids are coming in to buy from him, because he doesn't know how long he has towait.
Just as Pavlov's dog learned to associate the sound of a bell ringing with dinnertime, rats can learn to associate flashes of light with how long they must waitto receive a sip of water.