This document provides tips for speaking powerfully and effectively to make change. It recommends focusing on authenticity, integrity, love, and honesty. These are the four cornerstones of effective speaking. Some tools to enhance speech include using a deeper register from the chest, varying pitch, pace and volume, and having a warm, rich timbre. Vocal warmups like lip trills, tongue exercises, and sirens can help improve vocal quality. The overall message is that speaking with authenticity, integrity, love and honesty in a skilled manner can help make powerful change in the world.