The Cold War has ended. It's very simple. We are no longer living in a bipolar world. The chances that we will go to war with Russia are pretty much ended. Mutually Assured Destruction was a doctrine that worked very well for decades as a deterrent, but the world has fundamentally changed.
As confusing, unpredictable and stressful as life may be, always remember, it is never incorrect to be kind. When lost, just do nice things.