He swallows the bitter pill.
More Hungarian Proverbs:
He crushes pepper under the nose of somebody.Hungarian
He who sows wind, reaps whirlwind.
Hungarian
There is not only one pied dog in the world.
Hungarian
He has passed the road to Damascus.
Hungarian
He moves all the stones, to achieve something.
Hungarian
He who is sitting in the reeds, makes a whistle of his choice.
Hungarian