What you leave behind is not what is engraved in stone monuments, but what is woven into the lives of others. Cool thought by Pericles. We love great stories about leadership lessons, especially when there are lessons learned from President Obama. — That is especially true when the story also involves people in our military. Those men and women, who put their lives on the line so that others like us may live with the freedoms we, more often than not, take for granted.