Thirty dollars was a large sum of money in his eyes.

His earnings would amount to three hundred and sixty dollars a year, and couldn't he and his mother live nicely on that and save something for a rainy day besides?
If he could get the contract, and his father and Dan would only abandon their lazy, worthless mode of life and go to work, how happy they would all be! "What's the matter ?" asked Don, for David's face became clouded again when he thought of his father and Dan.
"There's a good deal the matter," replied David, "but it is nothing I can help." "You don't act like yourself at all to-day," continued Don.

"Suppose you go home and take a rest.

Don't brood over your troubles, whatever they are.

Let them go, if you can't help them.