"A doctor, you see, comes nearest to them with his help.

It's not the outside of a man's body he helps, but his inside health--how he feels, you know." Mr Shepherd again thought for a few moments.

At length he said-- "What's the difference between your father's work and mine ?" "A great difference, of course," replied Willie.
"Tell me then what it is ?" "I must think before I can do that," said Willie.

"It's not so easy to put things in words!--You very often go to help the same people: that's something to start with." "But not to give them the same help." "No, not quite.

And yet"-- "At least, I cannot write prescriptions or compound medicines for them, seeing I know nothing about such things," said Mr Shepherd.