Above all else, guard your heart, for everything you do flows from it. - Proverbs 4:23

Finally, brothers and sisters, whatever is true, whatever is noble, whatever is right, whatever is pure, whatever is lovely, whatever is admirable—if anything is excellent or praiseworthy—think about such things. - Philippians 4:8

"Learn to say no. It will be of more use to you than to be able to read Latin." - Charles Spurgeon

Who is wise and understanding among you? Let them show it by their good life. - James 3:13