Why is it important to understand Jesus' sovereignty in choosing His disciples?

Recognizing Jesus' sovereignty in choosing His disciples emphasizes the grace of God in salvation. It assures believers that their relationship with God does not depend on their own actions or worthiness but on His divine mercy. This understanding fosters humility and gratitude, prompting believers to respond in faith and good works, knowing that they are chosen for the purpose of bringing glory to God. Additionally, this doctrine combats spiritual pride, reminding us that all believers, like Peter and Judas, are in need of God's sustaining grace to persevere in their faith.