Sure, I decided that then, when I knew what I knew then. And if the facts were still the same, my decision would be too. But the facts have changed. We've all heard them. New facts mean it's time for me to make a new decision, without regard for what I was busy doing yesterday, without concern for the people who might disagree with me. My guess is that once they realize these new facts, they're likely to make the same new decision I just did.
This decision is more important than my pride.
Ignoring sunk costs is a key to smart decision making.
I took 2 decisions ignoring sunk costs, and both decisions workout well for me.