Your job today tells me nothing of your future — your use of your leisure today tells me just what your tomorrow will be.

Robert H. Jackson (1892-1954) US Supreme Court Justice (1941-54), lawyer, jurist, politician
Speech, Building Dedication, Jamestown High School, New York (1935-11-15)
    (Source)

Quoted in Eugene Gerhart, America's Advocate: Robert H. Jackson, ch. 24 (1958).