There are no strings tied to it.

I don't want you to feel I'm demanding any sort of return.

But the truth is, you have it in your power to grant me a favor." Von Taer bowed.
"Mr.Merrick has generously placed me under an obligation it will afford me pleasure to repay," said he.

But his eyes held an uneasy look, nevertheless.
"It's this way," explained the other: "I've three nieces--fine girls, Von Taer--who will some day inherit my money.

They are already independent, financially, and they're educated, well-bred and amiable young women.