Philanthropy is not about giving money but about solving problems. While well-meaning, the idea of writing a check and calling it "philanthropy" is extremely short-sighted and unfortunately, extremely pervasive. Instead, philanthropist should think like an entrepreneur and think of social challenges as an opportunity to create large enterprises. It's really easy to create a $1 billion company-you just have to solve a $10 billion problem. Most of these large $10 to $100 billion problems happen to be social problems. That's why I think that some of the largest opportunity exist for an entrepreneur in solving humanity's grand challenges. True philanthropy requires a disruptive mindset, innovative thinking and a philosophy driven by entrepreneurial insights and creative opportunities. To disrupt the status quo, drive philanthropy at tremendous scale, and develop long-term economic vitality through giving, we must apply the same models for success in our philanthropic endeavors as we do in business. As a lifelong...