Earlier quoted context omitted.
That's an excellent quote, thank you. Having said that, my take on that quote is that it seems a bit of a cop out - a way of absolving oneself of the consequences of ones actions. You may well regret both, but perhaps you will also enjoy one, or you will regret one less, or regret one more, or one has ramifications which due to your (hypothetical) selfish nature you may regret but are better for society, etc etc etc.…
Kierkegaard was the original "emo" nihilist. "Adding your own breth to the winds of fate" is adding 0 to 0.
https://en.wikipedia.org/wiki/Existentialism#Confusion_with_...