What living means

One of the most tragic things I know about human nature is that all of us tend to put off living - Dale Carnegie
At its core, this quote is about deferred living. It's the idea that we habitually postpone our happiness and fulfillment, treating life like a dress rehearsal for a main event that never begins.
You will regret only the things you did Meaning Factcheck Usage

Action Quote

You will regret only the things you did not do, not the things you did - Brian Tracy
At its core, this quote is about the profound, lingering sting of inaction. It's the idea that the biggest regrets in life aren't your failures, but your unchased opportunities.

Quotes about decision making

Few things are as valuable in the modern world as a well-calibrated sense of your own future regret - Morgan Housel
This quote means that the ability to accurately predict what you'll wish you had done differently in the future is an incredibly powerful tool for making better decisions today.