The only challenge here was limiting myself to 10 arguments against Donald Trump (and one good reason to vote for Kamala Harris). So, drum roll, working toward No. 1: 10: As president, he violated his oath to “preserve, protect and defend the Constitution.” 9: He still won’t say that he’ll accept the voters’ verdict. 8: He will be held accountable for his alleged crimes as president only if he is defeated. 7: He’d be the first president with a serious rap sheet. 6: He’s unfit to be president. 5: He’s a threat to national security. 4: He doesn’t know or...