The Axiom of Choice (AC) was formulated about a century ago, and it was controversial for a few of decades after that; it might be considered the last great controversy of mathematics. It is now a basic assumption used in many parts of mathematics.
I will not be inviting former Ambassador Nikki Haley, or former Secretary of State Mike Pompeo, to join the Trump Administration, which is currently in formation. I very much enjoyed and appreciated working with them previously, and would like to thank them for their service to our Country. MAKE AMERICA GREAT AGAIN!