Maybe that is part of the problem. We imbue our leaders with a belief that their will alone is sufficient to stem the tide forgetting that they are only human.
This is the point of the Fed being independent - so that they can ignore Trump's tweets and do what they think the economy actually needs.
Now, they have recently done basically what Trump asks. Are they succumbing to Trump's pressure, or is Trump asking them to do what actually is the right thing?