triet

people that will never be out of a job: psychologists
(EVERYBODY IS F*ED UP)

people that are amazing: Engineers
(pulleys are a beautiful thing)

instrument that has more divine input than any other: the cello
(there are countless examples of this but try Clara Schumann's "Piano Trio" Opus 17, the third movement: http://www.youtube.com/watch?v=umOXLxWGh94 , particularly at 3:07 for about 40 seconds)