他患有speech disorder
Winston Churchill was not considered as one of the all time most influential speakers, but the most influential speaker. Few knew that as a youngster, the man whose soaring oratory would mean so much to so many suffered from a stammer, a speech disorder that is notoriously difficult to overcome. But the strains of war showed even on the man called Britain's Bulldog. He suffered a mild heart attack in December 1941, two years later, he contracted pneumonia.
Once Churchill was speaking in Parliament and was slightly muddled and incoherent in his speech. A rather unattractive lady MP on the opposite benches declared to Churchill: 'Sir, you are drunk!'. To which he replied 'Madame that may be true, but in the morning I shall be sober whereas you will still be ugly'.
His war time speech: "We Shall Fight on the Beaches", is one of his most inspiring speeaches