When I was 5 years old, my mother always told me that happiness was the key to life. When I went to school, they asked me what I wanted to be when I grew up. I wrote down ‘happy’. They told me I didn’t understand the assignment, and I told them they didn’t understand life.

(Born John Winston Lennon; 9 October 1940 – 8 December 1980) was an English singer, songwriter, musician and peace activist who achieved worldwide fame as the founder, co-songwriter, co-lead vocalist and rhythm guitarist of the Beatles. Lennon was characterised by the rebellious nature and acerbic wit in his music, writing and drawings, on film, and in interviews. His songwriting partnership with Paul McCartney remains the most successful in history.