Meet Andrew Carnegie: The Gospel of Wealth
Bobbin boy at twelve, steel king at fifty — then he spent the fortune building 2,500 libraries.

The Commonplace Book
The mentors, their lives and philosophies, and the craft of learning itself.
Filtered by “mentors” · clear
Bobbin boy at twelve, steel king at fifty — then he spent the fortune building 2,500 libraries.

She taught computers English, taped the first bug into a logbook, and retired from the Navy at seventy-nine.

He invented the information age in one paper — then spent his celebrity building juggling robots.

Einstein kept his portrait on the wall — the quiet Scot who discovered that light is electromagnetism.

No mathematics, no schooling, no connections — and the greatest experimentalist who ever lived.

He spent years on a beautiful theory, found an eight-arcminute error — and chose the error over the beauty.

Five postulates, thirteen books, twenty-three centuries of trained minds — the most influential textbook ever written.

Eureka was real, the war machines were real — and the mathematics outlived the empire that killed him.

The professor whose walks set the town clocks — and whose one question tests every ethical shortcut.

He dismantled certainty itself — and remained the best dinner companion in Edinburgh.

Journal posts, new mentors, and a weekly digest — pick your topics, leave any time.