Aside from having it drilled into my head by my accountant (I actually pay my taxes), I have sustained two large audits by the IRS (I did well in both of them) where the rules were very clearly explained.

FORBES: Newt Gingrich --Tax Cheat?

Russia had "very clearly and consistently explained" that it would not accept a resolution that "would open the path for pressure of sanctions and further to extend military involvement in Syrian domestic affairs, " said Vitaly Churkin, Russia's ambassador to the United Nations.

CNN: Syria shows al-Assad, amid speculation on his whereabouts