YSK if you're a smoker, non-smokers don't want to be trapped in your house or car with you while you are smoking, but we're too polite to tell you that to your face
from /r/YouShouldKnow
YSK如果你是个烟民，非烟民也不想在你抽烟的时候和你一起被困在家里或车里，但我们太客气了，当着你的面告诉你这些
YSK如果你是个烟民，非烟民也不想在你抽烟的时候和你一起被困在家里或车里，但我们太客气了，当着你的面告诉你这些
YSK if you're a smoker, non-smokers don't want to be trapped in your house or car with you while you are smoking, but we're too polite to tell you that to your face
from /r/YouShouldKnow