The key to fighting poverty is to break it down into smaller, more manageable problems.

States are rational actors that seek to maximize their power and security in an anarchic international system.

You don’t get on by being original. You get on by being quiet and by stepping gently sideways.

处于困境中的人往往只关注自己的问题，而解决问题的途径通常在于你如何解决别人的问题。