Why can't Trump tell the truth?

This is simply terrifying...

As of Feb 23, there have been 0 days without telling lies from the Trump administration. From most politicians, you expect spin and verbal dodginess...but this is a whole new level of deceit:  

Trump simply cannot help himself from telling lies:
https://www.washingtonpost.com/graphics/politics/trump-claims/

Nothing he says can be trusted.  The best you can hope for is to watch what he does, and from his actions so far the little guy had better watch out.