CLEAN : Pro Brexit MEP Nigel Farage quits as UKIP leader

The speaker reflects on the outcome of the EU referendum, feeling that their contribution to the cause has been fulfilled. They express a sense of accomplishment and decide to step down as the leader of UKIP, believing it is the right time to do so.

What was the significance of the referendum for the speaker?

What does the speaker imply about their ability to achieve more?