Quotes about belief principles

Marketing succeeds when enough people believe in the same story for a long enough time - Seth Godin
At its heart, this quote means that marketing isn't about selling a product's specs. It's about selling a worldview, a narrative that people willingly buy into and, more importantly, choose to believe.

Quotes about consistency principles

Simplicity sustains results; complexity kills consistency - Marc Perry
At its heart, this quote means that straightforward, easy-to-follow systems are the ones you'll stick with long enough to actually see results. Complexity, on the other hand, is the enemy of long-term action.
A good program done consistently beats a perfect Meaning Factcheck Usage

Quotes about consistency principles

A good program done consistently beats a perfect one done occasionally - Michael Matthews
The core message is simple but profound: Reliable, consistent action will always outperform sporadic, "perfect" action. It's a battle between discipline and perfectionism, and discipline wins every single time.