This is political football and the rhetoric that we hear all of the time about things not getting done in DC. A junior Senator turned POTUS will talk tough about Congress and the Senate on TV or abroad and it is pathetic. If it has been the biggest eclipse of his tenure as POTUS why has he not address congress other than during the State of the Union. He is supposed to be an expert on the Constitution and the Greatest President of all time, yet he has not convened the Congress that he makes no mistake of criticizing publicly. I'm also aware of the copout of small talk with leaders but that is intolerable to the accusations he makes.
"[The President] may, on extraordinary Occasions, convene both Houses, or either of them, and in Case of Disagreement between them, with Respect to the Time of Adjournment, he may adjourn them to such Time as he shall think proper...."