Keep it positive and uplifting.
Proverbs 15:23: A man has joy by the answer of his mouth, And a word spoken in due season, how good it is!
Proverbs 27:9: Ointment and perfume delight the heart, And the sweetness of a man’s friend gives delight by hearty counsel.
Ephesians 4:29: Let no corrupt word proceed out of your mouth, but what is good for necessary edification, that it may impart grace to the hearers.
Be informed before you speak.
Proverbs 18:13: He who answers a matter before he hears it, It is folly and shame to him.
James 1:19: So then, my beloved brethren, let every man be swift to hear, slow to speak, slow to wrath;
Timing and tact are everything.
Proverbs 10:32a: The lips of the righteous know what is acceptable.
Proverbs 25:11: A word fitly spoken is like apples of gold In settings of silver.
Ecclesiastes 3:7: A time to tear, And a time to sew; A time to keep silence, And a time to speak;
Ecclesiastes 8:5: He who keeps his command will experience nothing harmful; And a wise man’s heart discerns both time and judgment,
Put yourself in the other’s place; empathize.
Matthew 7:12: "Therefore, whatever you want men to do to you, do also to them, for this is the Law and the Prophets.”
Romans 12:15: Rejoice with those who rejoice, and weep with those who weep.
Philippians 2:3–4: Let nothing be done through selfish ambition or conceit, but in lowliness of mind let each esteem others better than himself. 4 Let each of you look out not only for his own interests, but also for the interests of others.
1 Peter 3:8: Finally, all of you be of one mind, having compassion for one another; love as brothers, be tenderhearted, be courteous;
Put an end to arguments before they begin.
Proverbs 15:1: A soft answer turns away wrath, But a harsh word stirs up anger.
Proverbs 17:9: He who covers a transgression seeks love, But he who repeats a matter separates friends.
Proverbs 17:14: The beginning of strife is like releasing water; Therefore stop contention before a quarrel starts.
Proverbs 20:3a: It is honorable for a man to stop striving, Since any fool can start a quarrel.
Titus 3:2: to speak evil of no one, to be peaceable, gentle, showing all humility to all men.
1 Peter 2:1: Therefore, laying aside all malice, all deceit, hypocrisy, envy, and all evil speaking,