"I've never had a penny through oil deals and no one has produced a shred of evidence that I have"

In this quote, George Galloway is rejecting any involvement in oil deals and mentioning that there is no evidence to support such claims. He is basically defending himself against accusations of corruption or dishonest habits associated to oil deals. By saying he has never ever had a penny through oil offers, he is emphasizing that he has not personally taken advantage of any such offers. Furthermore, by mentioning that nobody has actually produced evidence versus him, he is challenging anyone who may have made these accusations to provide proof. Overall, Galloway is asserting his innocence and denying any participation in oil deals.