Running for president should not preclude you dr taking legitimate  legal  tax deductions. George Soros  IS a genius when it comes to investing.  Yet, he still lost 1.5 billion in one year. Did he SAY he was a genius? I don't know. But he has said a few overly confident statements ( not that I care)

 "It is a sort of disease when you consider yourself some kind of god, the creator of everything, but I feel comfortable about it now since I began to live it out."