How to drink properly

I. 23. One should always be careful to behave properly at social gatherings. Careful observation of revelries show that the majority of men are resigned to getting totally drunk. Partaking in alcohol is pleasurable as long as one ceases consumption at an appropriate time. It looks vulgar if one behaves recklessly, and it is an indication of one's character and [low] level of refinement. When drinking, the warrior should be aware that eyes are always upon him. Act appropriately in public.

HAGAKURE