Related Clues:

• Cogito follower
• And so . . .
• Apt rhyme for "so"
• Descartes' adverb
• Logician's word
• Cogito ___ sum (Descartes' conclusion)
• Word in a Descartes quote
• Prefix meaningà "work"
• Hence, in logic
• Conclusion word
• "This being the case ..."
• Word preceding a conclusion
• "As a result ..."
• It may precede a sum?
• Word in logic