WONKA
[springs up from his chair, angrily] Wrong, sir! Wrong! Under section 37B of the contract signed by him, it states quite clearly that all offers shall become null and void if - and you can read it for yourself in this photostatic copy:
[grabs a magnifying glass and reads]
WONKA
"I, the undersigned, shall forfeit all rights, privileges, and licenses herein and herein contained," et cetera, et cetera... "Fax mentis, incendium gloria cultum," et cetera, et cetera... Memo bis punitor delicatum!
[slams the contract copy and the magnifying glass down, continues shouting]
WONKA
It's all there! Black and white, clear as crystal! You stole Fizzy-Lifting Drinks! You bumped into the ceiling, which now has to be washed and sterilized, so you GET... NOTHING! YOU LOSE! GOOD DAY, SIR! [returns to work]

Was Willy Wonka correct when he accused Charlie of stealing Fizzy Lifting Drinks?
In the 1971 movie Willy Wonka and the Chocolate Factory, Willy Wonka says Charlie stole Fizzy Lifting Drinks. But was it really stealing? Admittedly, Mr. Wonka did not offer it to them but he also ...
In the 1971 movie Willy Wonka and the Chocolate Factory, Willy Wonka says Charlie stole Fizzy Lifting Drinks. But was it really stealing? Admittedly, Mr. Wonka did not offer it to them but he also didn't prohibit them either.
He was very generous with all other aspects during the tour and offered many other things not released to the public, including an 'everlasting gobstopper'. And he never told them not to do most things, he just allowed them to endure the consequences.
Isn't it safe to assume that, without specific direction not to drink them, that Charlie and his grandfather would have accepted this as a tacit permission to do so?