Beware the ruinous optimism of Democratic leaders
Jamelle Bouie writes: If you want a sense of what separates much of the leadership of the Democratic Party from many of its supporters — of what illustrates their profound disconnect from younger cohorts of liberal and progressive voters — you could do much worse than to read this recent statement from Senator Dianne Feinstein of California. “Some things take longer than others, and you can only do what you can do at a given time,” she said in an…