Paul calls Timothy his "son." Paul was very involved in discipling Timothy. Because of this relationship, he called him his "spiritual" son. (See: [[rc://en/tw/dict/bible/kt/disciple]] and [[rc://en/tw/dict/bible/kt/spirit]])
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##### Persecution #####
Both Paul and Timothy were suffering persecution when this letter was written. Paul takes the time to encourage Timothy in the midst of these difficulties. (See: [[rc://en/ta/man/translate/figs-explicit]])