Ask God for forgiveness in not being bold and pray for courage to share the gospel.
Proverbs 27-17
"As iron sharpens iron, so one person sharpens another"
Spend time with the right people.
Matthew 16-24
Then Jesus said to his disciples, "Whoever wants to be my disciple must deny themselves and take up their cross and follow me"
Luke 14-26
"If anyone comes to me and does not hate father and mother, wife and children, brothers and sisters - yes, even their own life - such a person cannot be my disciple"
Galatians 2-20
I have been crucified with Christ and no longer live, but Christ lives in me. The life I know live in the body, I live by faith in the Son of God, who loved me and gave himself for me.
Romans 1-16
For I am not ashamed of the gospel, because it is the power of God that brings salvation to everyone who believes: first to Jew then to Gentile.