LUCK is abbreviated from:
L - ocation
U - nderstanding
C - onnection
K - nowledge
Location is very important. If you would like to be hit by lightning, surely you will go to a wide and open area when the dark cloud with thunder in the sky.
Understanding about what you are pursuing. Like the example above, if you know you have a better chance if you keep running rather than standing in the wide open area, you would surely hit by lightning.
Connection is somewhat to be like doing an action. As for example above, you must use a steel rod, in order for the lightning to strike you.
Knowledge is important, so if you dont know about how to be strike by lightning, and you just staying at home, hoping for the lightning to strike you, and it won't happen.