Normally she doesn’t move or make a sound, but lately she’s been pawing us gently in the middle of the night. At first we thought she wanted to go outside, so we tried to accommodate her. But we realized she just wants to know we are there. She’s nearly deaf and partially blind now. She can’t see in the darkness and can’t hear us move or breathe. Naturally, she gets confused and reaches out for reassurance. So I just reach down and pat her on the head to assure her that I’m there. That’s all she wants to know. She…