nishtdayngesheft,
“ It is a greater mitzva to teach someone how to fish than give him a fish. ”
Quotes with poor people and fish come from a very different religion.
If not in this terms but teaching a parnasa is a halacha, Rambam Hilchas Matnas Aniyim (10,7), Yesh Chachma Bagoyim. GIVE A MAN a fish and you feed him for a day. Teach him how to fish and you feed him for his life time. — Italian proverb.