We must also understand all aspects of poverty in order to tailor our response appropriately.

UNESCO: Poverty is a Violation of Human Rights

We must also understand that the interests of states change, and today's veto may not last long.

BBC: Chinese, Iranian press alone back UN Syria veto

Because we understand that, we can also understand why some of them must be kept intact and why some of them we can destroy.

NEWYORKER: Master of Play

We believe that business leaders must also understand and embrace this same winning formula.

FORBES: Euro 2012 - What It Takes To Win

Our Nation's critical infrastructure is complex and interconnected, and we must understand not only its strengths, but also its vulnerabilities to emerging threats.

WHITEHOUSE: The White House