sentences:  After receiving his degree, Madgwick obtained employment as a schoolteacher, first at Nowra High School in 1927, then at Parkes High School from 1927 to 1928.He later stated that his short stint as a secondary schoolteacher provided him invaluable experience because it taught, "that all young people are not equal either in ability or motivation, but that each one was a worthy object of my endeavours because each one was interesting in himself and because he had a right to be helped to achieve his potential.