Todays Diction Lesson. Speak with Clarity! There once was a man who had a sister, his name was Mr. Fister. Mr. Fister's sister sold sea shells by the sea shore. Mr. Fister didn't sell sea shells, he sold silk sheets. Mr. Fister told his sister that he sold six silk sheets to six shieks. The sister of Mr. Fister said I sold six shells to six shieks too!