That's because all the economic indicators seems to suggest stability, or at least nominal growth.
I'm almost positive it didn't take into account the Fed interference to the tune of nearly $4B a day.
NBER ran counterfactuals on the 2 rounds of QE, which they labeled as "extreme," and determined that they had no positive impact on the economy. Had we not spent the money, we would have been in the same place (except $2 trillion less in debt).
He doesn’t even recognize his normal, steady erosion, he thinks we are still in a recession over 2 years after the recession ended.