Legacy equals money you leave minus memories you forgot to make. Do the subtraction now so you can add yourself back to the table.

The thought behind it

It converts a feeling into a figure. Nothing about it is dramatic; it is the arithmetic nobody wanted to finish. Family is the first ledger you never asked for: the people who knew you before you got good at hiding. Watch what “13” does here. Change it and the sentence becomes comfortable again, which is how you know it matters.