“There is no way that you can know the taste of water unless you drink it or unless it has rained on you or unless you jump in the river.”
“There's no reason whatsoever to drink eight glasses of water a day unless you, for whatever reason, particularly like the taste of water”
“That's absolutely true, about the eight glasses a day. There's no reason whatsoever to drink eight glasses of water a day unless you, for whatever reason, particularly like the taste of water. Most experts agree that unless there's something horribly wrong with you, you should just drink water whenever you're - get this - thirsty.”
“Unless you want to drink. Then I won’t, and I can drive you home.”
“Unless you know the code, it has no meaning.”
“You don't know if you can do it unless you try! :)”