I will do everything I can as Prime Minister to steady the ship over the coming weeks and months but I do not think it would be right for me to try to be the captain that steers our country to its next destination.
Source, in full
Speech delivered outside outside 10 Downing Street, announcing that he would resign as prime minister after British voters chose to leave the European Union in a referendum (June 24, 2016), see David Cameron's resignation speech in full (published by CNN).