No surprises here—he wrote a book about how he negotiates. His "art of the deal" can be summarized as: start with unreasonable demands, throw a tantrum to wear them down, then feign making a concession to what you actually wanted. Like children do. #uspoli #cdnpoli https://www.wsj.com/world/americas/trump-says-he-has-halted-trade-talks-with-canada-e4482434