Being jealous of talents is an idiom in China. Pinyin is ti ā n dù y and ng cá i, which means to describe a person who has no talent. From "east to west".
Idiom explanation
Generally speaking, very smart and outstanding people died very young. The sky here is heaven, not God, and jealousy is jealousy.
It can be simply understood that God was very jealous of a young man with outstanding intelligence, so he took his life early.
Baidu encyclopedia-jealous talents