有自知之明的人，遇到问题了会反省自己，不会抱怨别人；能够掌握自己命运的人，只会积极进取，不会抱怨苍天。
The only limit to your impact is your imagination and commitment.
合作是解决世界上最紧迫问题的关键。
The anarchic nature of the international system means that states must rely on self-help to ensure their survival.
Live each day as if it were your last.
You can't control how other people feel, but you can control how you react to them.