Something is coming. I don’t know what. But we must be ready. Here’s the key question: Is America heading towards a terrible implosion or a great awakening? I feel a tremendous sense of urgency about this column. The United States is hurtling towards severe trouble, and the events of the past few months — and what may be coming over the next few months — grieves me a great deal. Something is coming. I don’t know what. But we all must be ready in every possible way. Consider where we are in the summer of 2015: •Violence is exploding in...