If you want to get positive results you have to refuse to think negative thoughts by substituting them with constructive ones. When you develop a positive attitude toward life, your life will start having a positive result. - Roy Bennett
Change comes by substituting good habits for less desirable ones. You mold your character and future by good thoughts and acts. - Spencer W. Kimball
Facts have a cruel way of substituting themselves for fancies. There is nothing more remorseless, just as there is nothing more helpful, than truth. - William C. Redfield