Do you remember when England owned so much of our railroad bonds?
As the years went by, we bought back those bonds.

What does that mean?
That part of capital's unconsumed share bought back the bonds.

What is the meaning of the fact that to-day the capitalists of the United States own hundreds and hundreds of millions of dollars of Mexican bonds, Russian bonds, Italian bonds, Grecian bonds?
The meaning is that those hundreds and hundreds of millions were part of capital's share which capital did not consume.

Furthermore, from the very beginning of the capitalist system, capital has never consumed all of its share.
"And now we come to the point.

Four billion dollars of wealth is produced in one year in the United States.