From the beginning, I wanted to build an organization that would be truly global and would make this world a better place; and I still feel a constant desire to reach the next level of scale and impact. Reaching for the stars is crucial if we want to change the world. But it is also profoundly humbling as it reminds us that the world is much larger than our mission. Our world faces a myriad of massive challenges, and we need all the passionate, big-thinking, yet humble entrepreneurs we can get.