Acts 20:20
I never shrank from telling you anything that was for your good, nor from teaching you in public and in private,
Acts 20:27
for I never shrank from telling you God's whole plan.
Romans 9:1-3
I am telling the truth as a Christian man. I am telling no lie, because my conscience enlightened by the Holy Spirit is bearing me witness to this fact,
2 Corinthians 1:12
For my boast is this, to which my conscience testifies, that before the world, but especially before you, I have acted from pure motives and in sincerity before God, not depending on worldly wisdom but on God's unmerited favor.
2 Corinthians 2:17
Now who is qualified for such a task? I am, for I am not a peddler of God's message, like the most of them, but like a man of sincerity, like a man that is sent from God and living in His presence, in union with Christ I speak His message.
James 1:19
You must understand this, my dearly loved brothers. Everyone must be quick to hear, slow to speak, slow to get angry;
James 3:1
Many of you, my brothers, should avoid becoming teachers, because you know that we teachers are going to be judged with stricter judgment than other people.