Related Clues:

• From this moment on
• ''It follows that ...''
• Deducer's word
• 'Thus ...'
• From this moment
• Sum lead-in
• Conclusion opener
• Logician's connector
• "Cogito ___ sum"
• 'And so ...'
• Thus, in mathematical proofs
• Thus, to a logician
• Cogito follower
• And so . . .
• Apt rhyme for "so"