Detaljer om sitatet
Misnøye er den første betingelsen for fremskritt.
Thomas Edison
Kilde
The Diary and Sundry Observations of Thomas Alva Edison (1948).
Engelsk
Discontent is the first necessity of progress
Del av
Restlessness is discontent — and discontent is the first necessity of progress. Show me a thoroughly satisfied man — and I will show you a failure.