Q is Quantum Thinking.
Journalists describe a big change as a 'quantum change' e.g. there has been a quantum break-through in medical research. Physicists remind us that 'quantum' is a small and discrete change.
So, what is quantum thinking? It's a small, discrete change which yields powerful results as in
-changing your personal finance strategy from spend, then save to save, then spend.
-Habit 5 from Stephen R Covey: 'Seek first to understand, then to be understood'