All the old methods, old tools, old instruments
have yielded to his transforming spell or else
been discarded for new and more effective
substitutes. In a thousand industries the
profits of to-day are wrung from the wastes
or unconsidered trifles of yesterday.

The only factor which has withstood this
wizard touch is man himself. Development
of the instruments of production and distribution
has been so great it can hardly be

measured: the things themselves have been
so changed that few features of their primitive
models have been retained.

Our railroad trains, steamships, and printing
presses preserve a likeness more apparent
than actual. Our telephones, electric lights,
gas engines, and steam turbines, our lofty office
buildings and huge factories crowded with
wonderful automatic machinery are creations
of the generation of business men and scientists
still in control of them.

_By comparison the increase in human efficiency
during this same period (except where
the worker is the slave of the machine, compelled
to keep pace with it or lose his place) has been