Paul calls Timothy his "son." Paul was very involved in discipling Timothy in his faith. Therefore, he called him his "spiritual" son. (See: [[rc://en/tw/dict/bible/kt/disciple]], [[rc://en/tw/dict/bible/kt/faith]], [[rc://en/tw/dict/bible/kt/spirit]] and [[rc://en/ta/man/translate/figs-metaphor]])
##### Genealogies #####
This is probably a reference to some people's speculation about who the Messiah was. (See: [[rc://en/tw/dict/bible/kt/christ]])
#### Important figures of speech in this chapter ####
##### Play on words #####
The phrase "the law is good if one uses it lawfully" is a pun or play on words. "Law" and "lawfully" sound similar.