Rhetorical Strategy in Civic Engagement Speech

In the following excerpt from a speech about the importance of civic engagement, the speaker employs a rhetorical strategy to motivate the audience to take action:

'Every single voice matters. When we take the steps necessary to enter the conversation, we inspire others to join us. Together, we can pave the way for a brighter future.'

Which rhetorical strategy is the speaker primarily using to encourage civic engagement?