I answered their questions 'to the best of my knowledge'. [=I gave the best answers I could based on what I knew, but I might have answered differently if I had known something else]
No one arrived late 'to my knowledge'. [=I am not aware that anyone arrived late, but it is possible that someone arrived late and I don't know about it]
They went on vacation, 'safe in the knowledge' that the farm would be well cared for while they were away.
(..) a lot of time lately. I just got off the phone with Sipe, actually. Have you met this guy in person yet? No, but his knowledge of this is on a whole other level. I'm frickin' starving. So, where are we with the ? We're close. How close? (..)2015 Spotlight
(..) a little nervous. Should I be worried about job security? I don't think so. You see, knowledge is one thing. But faith... faith is another. Hey. Hey. Shouldn't you be (..)2015 Spotlight