In the work ahead, we must be guided by the philosophy that made our Nation great.

NPR: Text of Bush's State of the Union Address

In both the Balkans and the Arab world, many believe that American policy must be guided by some unspoken, strategic agenda.

ECONOMIST: Unsatisfactory sanctions

The president (who is a long-time Labourite who went over to Kadima) has a certain amount of discretion under the law, but he must be guided by the preponderance of advice tendered by the various parties.

ECONOMIST: Israel

In this regard, messages exchanged among Permanent Delegations or Permanent Observer Missions and between them and the Secretariat must be guided above all by the principles of care and discretion, to avoid making the Organization legally accountable to third parties for information disseminated through its network for which the issuing delegation alone is responsible.

UNESCO: Website Toolkit

China's monetary policy must also be guided by the need to maintain the yuan's peg to the dollar.

ECONOMIST: Other reasons to worry

Armed with these understandings, it is apparent that Israeli contingency plans for war must have limited goals and should be guided by the overarching aim of beginning and ending the war quickly.

CENTERFORSECURITYPOLICY: Time to plan for war

The committee's decision will be guided by its belief that the Speaker of the House must be held to the highest ethical standards.

CNN: AllPolitics - Ethics Transcript

And the continued inability to produce much in the way of a coherent attacking game must be a major cause of concern for manager Martin Johnson, who has guided England to only eight wins in his 22 Tests in charge - a poorer record than predecessors Brian Ashton and Andy Robinson.

BBC: Australia 27-17 England