Question

'talk with the crowds and keep your vortue' phrase mean ​

Answer 1

the phrase means that during unfavourable situations one should listen to both the positive and negative comments of people and then take right decision , keeping in mind that , what he or she does benefits the society socio_economically.

Answer 2

If you can talk with crowds and keep your virtue, Or walk with Kings---nor lose the common touch, ... He should be able to talk with the hoi polloi, but not succumb to their vices ("keep your virtue")