I learned things first and words afterward.

Things can enrich a nation, and words can impoverish it.

The words of theorists have cost this nation billions which must be paid for in things.
When I was planning a great school for the education of orphans, some of my associates said: "Let us teach them to be pedagogues." I said: "No, let us teach them the trades.

A boy with a trade can do things.

A theorist can say things.