First, she tries counting. The numbers move sluggishly through her head in single file, like people in a line at the post office or at the bank or at the discount supermarket where you can only pay with cash so the line is always long and she is always frustrated by the time she reaches the counter, and so, to compensate, she always tries to be extra- friendly to the cashier, to be sure to instruct him or her to have a nice day after she gets her change back, because it seems worse, somehow, to be a cashier…