The lesson of the last year is this: foreign policy can't be managed through the politics of personality and our President would do well to take note of an observation John F. Kennedy made once he was in office - that all of the world's problems aren't his predecessor's fault.
My last public performance for money was in 1967. For free it was 1972 with the exception of two little one-shot one-song things. But that's just for friends out of friendship for the people involved and also because it was fun.