Leonard Pitts: What ruined Donald Trump?

If the Trump family had never existed, someone would have invented them.Indeed, they’d have been right at home in some over-the-top TV soap produced by Aaron Spelling. As depicted in “Too Much and Never Enough,” Mary L. Trump’s lacerating new portrait of her uncle Donald and the loveless clan that produced him, they are nearly operatic in their villainy.Many stories from the book might suffice to paint the picture. There is, for instance, the Thanksgiving meal where grand