A young man came from another world...
Destiny usually has two explanations
One is: fate is a fixed number, such as the eight characters of innate numerology, and luck is a variable, which is one's own active choice.
The other is: when facing one thing, according to the logic of past personality habits, the choice you make is fate; otherwise, making other choices is luck.
What kind of achievements can be achieved if someone 'brings heaven and earth to work together'?