"A week from Tuesday, when the Supreme Court returns from its midwinter break and hears arguments in two criminal cases, it will have been five years since Justice Clarence Thomas has spoken during a court argument." "If he is true to form, Justice Thomas will spend the arguments as he always does: leaning back in his chair, staring at the ceiling, rubbing his eyes, whispering to Justice Stephen G. Breyer, consulting papers and looking a little irritated and a little bored. He will ask no questions." "In the past 40 years, no other justice has gone an entire term, much...