[Some of the people I'd met] were wonderful people as human beings, and some people were more difficult. I could not see a correlation between their particular genius in playing chess and music and mathematics, etc. ... with human qualities. Some were really good, wonderful people, and some were difficult characters, but there was no clear correlation. But when I met some spiritual masters, [I thought that] there had to be a correlation, and it turned out to be true.
Matthieu RicardWhen hearing a door creak, the optimist thinks it's opening and the pessimist thinks it's closing.
Matthieu Ricard