Related Clues:

• The 'sum' of 'Cogito, ergo sum'
• Affirmative declaration
• '— a Rock'
• '___ the Walrus' (Beatles song)
• ''__ America'': Muhammad Ali
• 'How sweet —!'
• Words that can precede and follow 'what'
• Words that can precede and follow "what"
• ''True story''
• Ending for sinus or senior
• '__ the Walrus'
• Sum from Descartes written just after midnight?
• Translation of 'je suis' or 'yo soy'
• Descartes’s conclusion
• “Indeed!”