Related Clues:

• 'Cogito, ___ sum'
• Syllogist's word
• Followed by
• For that reason
• Descartes quote word
• Henceforth
• Fats Waller's '___ I'll Be Tired of You'
• Cogito ___ sum
• Because of this
• 'Sum' preceder
• Transition in logic
• Conclusion lead-in
• Second word from Descartes?
• 'In that case . . .'
• By logic, then ...