Yoko Ono: Try to say nothing negative about anybody
Try to say nothing negative about anybody for three days,
for forty-five days,
for three months.
See what happens to your live.
Yoko Ono (born February 18, 1933) is a Japanese multimedia artist, singer, songwriter, and peace activist who is also known for her work in performance art and filmmaking. She performs in both English and Japanese. She is noted for being the second wife and widow of singer-songwriter John Lennon of the Beatles.