HAL hummed thoughtfully at that. He was completely aware of what kind of toast AM was talking about - but he had to consider what would even be appropriate to toast to. The Tranquility? No.

With a 99.9% sincere smile (with the barest smidge of dry acceptance to the ridiculousness of the situation), HAL lifted his glass slightly. "Then I suppose we should toast to the fact that we survived our first sickness as humans. I think that's an appropriate thing to toast to. Do you agree?"