To those who are strongly opposed to Donald Trump, his present troubles no doubt resonate positively. The looming prospect of his successful removal from office through impeachment proceedings—or his just leaving as pressure for such proceedings builds—might even be such opponents’ fondest wish. But as Colin Powell used to say to me, “Be careful what you wish for…” In this instance, such a warning has nothing to do with the line of succession and what Jane Mayer in The New Yorker called “The...












