Titian Saint Christopher painting

Titian Saint Christopher paintingFrancisco de Goya The Parasol painting
think I'm going to take another swig of Felix," said Harry, "and have a go at the Room of Requirement again."
"That would be a complete waste of potion," said Hermione flatly, putting down the copy of Spellmans Syllabary she had just taken out of her bag. "Luck can only get you so far, Harry. The situation with Slughorn was different; you always had the ability to persuade him, you just needed to tweak the circumstances a bit. Luck isn't enough to get you through a powerful enchantment, though. Don't go wasting the rest of that potion! You'll need all the luck you can get if Dumbledore takes you along with him ..." She dropped her voice to a whisper.
"Couldn't we make some more?" Ron asked Harry, ignoring Hermione. "It'd be great to have a stock of it. ... Have a look in the book... "
Harry pulled his copy of Advanced Potion-Making out of his bap, and looked up Felix Felicis.
"Blimey, its seriously complicated," he said, running an eye down the list of ingredients. "And it takes six months.,. You've got to let it stew. ..."