Related Clues:

• Thus, to a logician
• Cogito follower
• And so . . .
• Apt rhyme for "so"
• Descartes' adverb
• Logician's word
• Cogito ___ sum (Descartes' conclusion)
• Word in a Descartes quote
• Thus follower
• Prefix meaningà "work"
• Hence, in logic
• "___ to bed" ("good night")
• Conclusion word
• "This being the case ..."
• Word preceding a conclusion