They are not all depressing.

After two weeks of compelling testimony in the House impeachment inquiry, it’s worth weighing what has emerged. Four conclusions stand out.

First, there is now overwhelming testimony and evidence that affirm the deeply troubling revelation contained in President Trump’s summary of his “perfect” July 25 phone call with the newly elected president of Ukraine, Volodymyr Zelensky. Mr. Trump withheld an important Oval Office meeting and nearly $400 million in urgently needed military assistance from Ukraine to compel Mr. Zelensky to open, or at least announce, two investigations — one that would seek to exonerate Russia and dishonestly implicate Ukraine in interference in the 2016 election, and another that aimed to tar former Vice President Joe Biden with false corruption charges in relation to his work on Ukraine during the Obama administration.