He was a skilled piano player and musical director of the Modern Jazz Quartet for almost fifty years.

VOA: special.2009.03.01

Well,a fan of the claim that we all die alone might come back and say, Well,in the case of the string quartet, although it's true that I am playing with others, somebody could take my part.

一个相信人是孤独而死的人也许会说，在弦乐四重奏的例子中，虽然我确实是在和其他人一起演奏，有人是可以替代我的。

耶鲁公开课 - 死亡课程节选

In nineteen fifty-two, the group became the Modern Jazz Quartet and established its own identity.

VOA: special.2009.03.01

In addition to touring and recording with his quartet, he's worked as a composer or arranger on the Clint Eastwood films "Mystic River."

VOA: standard.2010.04.16

With his father's blessing, Kyle left the film studies program at the University of Southern California, brushed up on his bass playing, and formed a band, The Kyle Eastwood Quartet.

VOA: standard.2010.04.16