If it is any 'comfort' to you, I've made the same mistake myself. = It might give you 'comfort' to know that I've made the same mistake myself.
When we went out for drinks together, I realized we were getting 'too close for comfort'. [=we were getting closer than I wanted to be]
Knowing that I can rely on your help is a 'comforting' thought. = It is 'comforting' to know that I can rely on your help.
(..) - No. - We will be all right? - Yes. Yes. Absolutely. ''Yes'' is a comfort. ''Absolutely'' is not. Let me tell you about winds. There is a, a whirlwind from southern Morocco the Aajej against which the Fellahin defend themselves with knives. (..)1996 The English Patient