“In retrospect, I didn’t lose any time because I was more effective at the tasks that mattered. In every new endeavor I used the skills I learned in the one prior.”

Who said it, and where.

Who said “In retrospect, I didn’t lose any time because I was more effective at the tasks that…”? Isaac Mashman wrote it in Personal Branding: A Manifesto on Fame and Influence, Second Edition (2025), Section 8.2, When You Lack Expertise Or Skills.