There is a kind of public health campaign going on over here in Germany about excessive drinking in young people, and I thought their guidelines are an interesting variation of the glass ceiling:
For men, 2 standard glasses of alcohol, 5 days per week, for anyone over 18 years old. The two alcohol free days a week (for example, days that start with T
![Smile :-)](./images/smilies/icon_smile.gif)
0.25 L beer, 0.125 L wine and 0.04 L hard liquor (35-40%).
I think these are quite sensible guidelines and would allow me to, for example, have a half liter of good German beer, or a whiskey and a guiness or 0.25 liters wine. I thought this may be helpful.