The phrase means most things that one may consider "certain" upon further inspection or "inquiry" will be found not certain.
There are very few if any ideas that are absolutely certain. We find this out the more we look into things with an open mind. A child will say "the ocean is blue" but with further inquiry the child will realize that his/her certainty was flawed.
Fatal accident inquiry was created in 1895.
inquiry(novanet)
Is this what you meant? Inquiry, declarative, exclamatory, and command
The word "ascertain" means to find out with certainty. It involves determining the truth or accuracy of something through investigation or inquiry. This term is often used in contexts where evidence or information is being sought to clarify a situation or fact.
The purpose of inquiry is to reduce doubt and lead to a state of belief, which a person in that state will usually call knowledge or certainty.
Fate Destiny Chance Providence Kismet Moira Fortune Certainty Luck(y) Bashert (Yiddish word meaning "it was meant to be")
Well, darling, "iquiry" isn't a word in the English dictionary. Maybe you meant "inquiry," which is simply the act of asking for information. So, if you're looking to learn something, just ask away!
René Descartes advocated for methodical doubt in inquiry, where one should critically examine all beliefs and only accept those that can be proven with certainty through clear and distinct ideas. He emphasized the importance of starting from a position of skepticism and building knowledge through reason and logic.
Inquiry is a noun.
Certainty is a noun.
adverbs of certainty
certainty means sureness