For the Spirit God gave us does not make us timid, but gives us power, love and self-discipline.
2 Timothy 1:7 (NIV) view whole chapter
I will not venture to speak of anything except what Christ has accomplished through me in leading the Gentiles to obey God by what I have said and done— by the power of signs and wonders, through the power of the Spirit of God. So from Jerusalem all the way around to Illyricum, I have fully proclaimed the gospel of Christ.
Romans 15:18-19 (NIV) view whole chapter