But Dr.Chan says it is always better to err on the side of caution when dealing with public health issues.

VOA: standard.2010.01.18

But Clinton said it certainly is a reason for caution in dealing with Tehran.

VOA: standard.2009.06.29

In testimony to Congress this week, U.S.Federal Reserve chairman Ben Bernanke agreed with economists who caution that despite hopeful predictions of moderately strong economic growth unemployment is likely to remain high well into 2010.

VOA: standard.2009.12.05

"Our effort here in writing this letter is just urging caution because we're hoping that with the new administration, we will have an administration that will lend itself more to diplomacy and working through other means rather than always military confrontation,".

VOA: standard.2009.03.17