Life lessons about marketers

No project is completed until it has taught you what you needed to learn - Paulo Coelho
The true finish line of any endeavor isn't a delivered product or a launched campaign, it's the personal insight or skill you've internalized from the process itself.

Rules of marketers quote

There is only one way to learn, through action - Paulo Coelho
At its core, this quote means that theoretical knowledge is an illusion until it's tested and forged in the fires of real-world experience. You can't think your way to mastery.