Earlier this week, I took my three cats to the veterinarian.  Two of these cats, Pippin and Musette, are brother/sister and have been with me since they were 8 weeks old.  The third cat, Oscar, was a scrawny stray who was baring surviving on the streets of my neighborhood.

Pippin and Musette are 2.5 years old.  I even know their birthdate as they were born to one of my piano students who lives right down the street. March 18, 2008.  Oscar is estimated to be also over two years old.  He...