Related Clues:

• 'Cogito, -- sum'
• Logician's conjunction
• Part of B&B
• ''___ away we go!''
• See 29 Across
• The 'et' of et cetera
• ''Not to mention . . .''
• ''Cogito ___ sum''
• Common tie
• "Go on ...?"
• ''Go on. . .''
• Nip-tuck coupler
• 'So ...?'
• ''What's more''
• ''... ___ so say all of us!''