for the life of one

for the life of one  {adv.},  {informal}
No matter how hard you try. — Used for emphasis with negative statements.
I can't for the life of me remember his name.
Categories: adverb emphasis informal life

An client error occurred: Error calling GET https://www.googleapis.com/youtube/v3/search?part=id%2Csnippet&q=%22for+the+life+of+one%22&maxResults=4&videoEmbeddable=true&videoSyndicated=true&safeSearch=strict&type=video&key=AIzaSyCfLRuAZZNAQm6a5uDzgY-Tt668bxsppCs: (403) The request cannot be completed because you have exceeded your <a href="/youtube/v3/getting-started#quota">quota</a>.