Anger has been suggested to serve adaptive functions, such as self-protection. Anger functions to protect yourself from danger. It’s worth noting that anger may override fear and bring you strength to protest injustices and counter against the wicked.
Proverbs 21:3 ESV
To do righteousness and justice is more acceptable to the Lord than sacrifice.
Bible Verses About Courage
2 Timothy 1:7
For God has not given us a spirit of fear and timidity, but of power, love, and self-discipline.
2 Samuel 10:12
“Be of good courage, and let us be courageous for our people, and for the cities of our God, and may the Lord do what seems good to him.”
Isaiah 1:17 ESV
Learn to do good; seek justice, correct oppression; bring justice to the fatherless, plead the widow’s cause.