Satsanga is like a lake. You can bathe in it. By bathing in pure thoughts and good company, your thoughts and actions are then purified. As long as your thoughts and actions are impure, you cannot recognize God or guru even if they were standing right in front of you. Once you receive the guru who is showering grace upon you, there's nothing else you have to do. When one is convinced that God exists and is for real, then prayers get established and shradda, or faith, is created in satsanga. "Sat" means God. "Sanga" means "friendship." Whatever helps you fall in love with God can indeed be called satsanga. The most dynamic form of satsanga is the relationship between the guru and disciple, that serves as the source of growth and transformation for whoever follows the guru's teachings closely. Unfortunately the dynamics of that relationship are not well understood in the west. When you meet a true guru and steadfastly commit yourself to his teachings, your faults and impurities will gradually be removed. Of course that doesn't happen through the guru's efforts alone, but through your conscious determination to work at removing such faults. At last when those impurities are removed, however, you come to the realization that God has been with you all along. In order to gain full advantage of satsanga, then, you must learn the difference between right and wrong company. As long as you haven't entered the company of truth, there will be no real transformation in life. ...
The saint responded, "Yes, I do. If you go around asking everyone, you'll never find him. But when people gather together to chant and pray, that's where you'll find Ram. He dwells in satsanga." When he found his answer at last, this devotee gladly joined others to chant in satsanga where he instantly made Lord Ram's acquaintance.