YSK that silent pauses are normal in a conversation; they don't always mean something is wrong. It's fairly typical for most of us to rush to fill in the silences, but learning how to be comfortable with silence will keep your foot out of your mouth and give you time to think.
from /r/YouShouldKnow
YSK认为沉默的停顿在对话中是正常的；它们并不总是意味着有问题。对我们大多数人来说，急于填补沉默是相当典型的，但学会如何适应沉默将使你的脚离开你的嘴，给你时间思考。