Welcome to a quick little brain challenge! Take a good look at the two teddy bears in the picture. At first glance, they look almost exactly the same. Same cute face. Same round ears. Same green bow tie. Same little belly. Even their arms and feet...

Let’s be honest: we’ve all been there. You made plans three days ago. You were perfectly happy about them. Then, suddenly, the day arrives and your bed feels a little too comfortable, your social battery is mysteriously at 2%, and...