Related Clues:

• Start of a conclusion
• [not my error]
• Linda Ellerbee's '___ It Goes'
• Command to a dog
• In the future
• And so
• Attack word
• Latin for 61-Down
• [Not my spelling]
• Error alert
• Cogito-sum divider
• Middle of Descartes' conclusion
• From here
• Often-bracketed bit of Latin
• Cogito, --- sum (Descartes' conclusion)