How much of trading is luck?

First, an excerpt from a poem: Luck is not chance- It’s Toil- Fortune’s expensive smile Is earned... -Emily Dickinson When you look at any given trade, almost every one of them will have luck involved. Did you get stopped out by one tick? Seems like bad luck. Did you almost get stopped out, and then by the end of the day the trade was profitable? Seems like good luck. But when you start zooming…