So the fate of everyone from Mr Quattrone to the Washington DC sniper depends on the ability of courts to communicate basic principles of justice to the lowest common denominator of juror.

• 于是所有人的命运，从奎特隆先生到华盛顿特区的那位狙击手，都取决于法庭是否有能力把司法的基本原则传达给最底层、最普通的陪审员。