Loving God with all our mind means that our thinking is wholly engaged to do all it can to awaken and express the heartfelt fullness of treasuring God above all things.
John PiperTo see Him and know Him and be in His presence is the soul’s final feast. Beyond this there is no quest. Words fail. We call it pleasure, joy, delight. But these are weak pointers to the unspeakable experience.
John PiperMaintaining joy in God takes 'work'; that is, it's a fight against every impulse for alien joys and every obstacle in the way to seeing and savoring Christ.
John PiperBut whatever you do, find the God-centered, Christ-exalting, Bible-saturated passion of your life, and find your way to say it and live for it and die for it. And you will make a difference that lasts. You will not waste your life.
John Piper