
http://zitate.net/robert%20frost.html
"Education is the ability to listen to almost anything without losing your temper or your self-confidence." - in Reader's Digest April 1960, laut Oxford Essential Quotations, ed. susan Ratcliffe, oxfordreference.com http://www.oxfordreference.com/view/10.1093/acref/9780191735240.001.0001/q-oro-00003970