Answer: logic

AnswerCrossword Clue
LOGICHolmes's forte
LOGICSkill used by Sudoku solvers
LOGICSudoku solver's strong suit
LOGICVulcan's forte
LOGICAristotle's forte
LOGICSubject of a Lewis Carroll book
LOGICMr. Spock's method of reasoning
LOGICSpock's specialty
LOGICSound judgment
LOGICValid reasoning
LOGICPhilosopher's forte
LOGICMr. Spock's credo
LOGICReasoning
LOGICColumbo asset
LOGICPuzzle-solving asset
LOGICColumbo's asset
LOGICAristotelian subject
LOGICSubject for Aristotle
LOGICSpock forte
LOGICClear thinking
logicscience or method of reasoning
LOGICDetective's skill
LOGICKant subject
LOGICReason
LOGICIrrefutable stuff
LOGICSpock's forte
LOGICSound reasoning
LOGICFocus of Whitehead and Russell's "Principia Mathematica"
LOGICBranch of mathematics involving truth tables
LOGICRationale
LOGICMr. Spock's forte
LOGICMr. Spock's thought process
LOGICSherlock's strength
LOGICPoirot's forte
LOGICIt makes sense
LOGICAristotle forte
LOGICSpock specialty
LOGICMr. Spock's strong suit
LOGICWhat Mr. Spock relied on
LOGICGood sense