"Good." Antonin freshened their glasses of wine. "And you will not hesitate to use the funds in the school account for supplies, or to offer free tuition to someone in need. I will keep the account solvent for you."
He smiled at Fleur. "We shall be your anonymous employer, who funds the school as needed. Of course under duress," he winked at Fleur, "you might have to identify Morag and I to this Umbridge before we take legal action against her for disturbing your peace."
"In the mean time, you might consider ignoring the ministry directive. After all, you are not pure veela, and you are certified as not being any sort of a dark creature. The choice is yours, use these few tools as you see best."