there is no harm in (someone's) doing (something)(redirected from there is no harm in his doing something)
there is no harm in (someone's) doing (something)
Doing something may be good, pragmatic, or beneficial, and will not cause any problems or harm. The contractor might not be willing to go any lower on the price, but there's no harm in asking. Sure, you might not be accepted for the PhD program, but there's no harm in your trying, is there?