We should pray for everyone not just ourselves and family members. By praying for everyone we help them with the possibility that anyone and everyone can receive the gift of salvation. 1 Timothy 2:1 (KJV). I exhort therefore, that, first of all, supplications, prayers, intercessions, and giving of thanks, be made for all men;
The power of prayer can even influence those who seem or are even literally going against you. Even pray for your enemy Jesus said in Matthew 5:44 But I say unto you, Love your enemies, bless them that curse you, do good to them that hate you, and pray for them which despitefully use you, and persecute you;
Proverbs 27:6 Faithful are the wounds of a friend; but the kisses of an enemy are deceitful.
We should pray good things for our enemies. Sometimes our enemy is not even an enemy. They are being truthful and attempting to help. They may actually be our friend in some cases. Not all truth hurts of course and truth can be delivered in a manner that encourages us too.