The one conclusive argument that has at all times discouraged people from drinking a poison is not that it kills but rather that it tastes bad. — Nietzsche
Hmmm… I don’t know about that. Found at Uncertain Times. That post contains a few other quotes and a great number of poison and toxicology related links.

September 3rd, 2010 - 11:05 am
I dunno….antifreeze is supposed to have a sweet taste (that’s why animals poison themselves drinking it), yet you don’t hear of people consuming antifreeze unless desperate.
And I know, this is probably one of those metaphorical things that I’m trying to approach literally.
September 3rd, 2010 - 1:21 pm
I dunno…. lots of people drink alcohol, it’s poisonous and in most cases tastes terrible.
September 3rd, 2010 - 2:07 pm
That’s why they mix it with other stuff. I was tempted to mention coffee but people might start throwing things.