One of the ways to be happy, to be truly happy, is to contribute to a cause that is greater than yourself. And, through Harvard-based research, we can see that happy people live longer.

Our focus has to be on changing reality, not changing laws.

Decades from now, people will look back and wonder how societies could have acquiesced in a sex slave trade in the twenty-first century that is... bigger than the transatlantic slave trade was in the nineteenth. They will be perplexed that we shrugged as a lack of investment in maternal health caused half a million women to perish in childbirth each year.

In contrast, Western historians, and those in South Korea, say the North attacked the South on June 25, 1950. Both sides agree that after the war began, the North Korean Army captured Seoul in three days and pushed as far south as Pusan before American troops arrived to drive back the North Koreans nearly as far north as the border to China.

When the history of African development is written, it will be clear that a turning point involved the empowerment of women.

If you economically empower a woman, she represents enormous opportunity that can actually be transformative not only for her family and for her community, but at the aggregate level for the economy.

One of the ways to be happy, to be truly happy, is to contribute to a cause that is greater than yourself. And, through Harvard-based research, we can see that happy people live longer.