He who make more of you than he is wont, either means to cheat you or wants you.
More Portuguese Proverbs:
He that would be old long must begin betimes.Portuguese
The blunders of physicians are covered by the earth.
Portuguese
A well-formed figure needs no cloak.
Portuguese
A busy mother makes slothful daughters.
Portuguese
The king of the bees has no sting.
Portuguese
Meowing cats catch fewer mice.
Portuguese