Physics tells us that all properties and processes in this universe trend toward disorder, less energy, chaos. And a key process describing these systems is entropy, the degree of a system’s randomness or disorder. This concept comes to mind when bad things happen, when order breaks down. Of course, there are days when we feel we’ve changed the world—or at least someone’s small corner of it. And then there are days when we feel if not crushed, at least defeated. But, despite these feelings, most of us still set an alarm, get dressed and go do what we’ve always done: see patients, restore sight, take care of our families and our friends. Read More