evidence: 50 Sir Winston Churchill Quotes to Live By (Photo: Getty Images) In his 90 years as a soldier, journalist, prolific author, politician and statesman during the first half of the 20th century, Winston Churchill had many opportunities to influence world events, and while opinions on his various successes and failures can be steeply divided, his was a hard-won wisdom, which he expressed with great pith and wit. [...] • "You have enemies?