I never smoke or drink (including beer).

Sure, but what's your purpose of not smoking or drinking? Is it for your own health or other reasons? I think it's good to discipline myself like this. Speaking of it, you are responsible for your health, but sometimes don't be too persistent, because it may embarrass others. It is necessary to smoke and drink when appropriate. After all, a few big men together, these two are indispensable. If you persevere alone,

So I suggest you never do it at ordinary times, but on special occasions, I hope you won't be too persistent, depending on the situation.