Use sports. I tell them that I'm a competing athlete and cannot break my sports regimen, which is technically true, but not really the reason--I grew up in the

Use sports. I tell them that I'm a competing athlete and cannot break my sports regimen, which is technically true, but not really the reason--I grew up in the post-communist Europe of 90s witnessing rampant alcoholism and came to look at alcohol as something for people who are too weak to face the life, but too afraid to die. Never had an inkling to try the stuff.