The modern definition

Someone bent on suicide won’t have much sense of humour left., Chuck Palahniuk, US writer (1962 )
For a significant manwoman, the one thought he values greatly, to the laughter and scorn of insignificant men, is a key to hidden treasure chambers for those others, it is nothing but a piece of old iron., Friedrich Nietzsche, German philosopher (1844 1900)
podkarpackie kujawsko-pomorskie pomorskie podkarpackie mazowieckie warminsko-mazurskie podlaskie pomorskie podkarpackie wielkopolskie opolskie slaskie pomorskie warminsko-mazurskie mazowieckie
He had discovered a great law of human action, without knowing it namely, that in order to make a man or a boy covet a thing, it is only necessary to make the thing difficult to obtain., Mark Twain, The Adventures of Tom Sawyer, Chapter 2, US humorist, novelist, short story author, wit (1835 1910)
I have learned to use the word impossible with the greatest caution., Wernher von Braun, US (Germanborn) rocket engineer (1912 1977)
Perseverance is more prevailing than violence and many things which cannot be overcome when they are together, yield themselves up when taken little by little., Plutarch, Lives, Greek biographer moralist (46 AD 120 AD)
People who imagine themselves to be selfmade seldom enjoy examining the process of manufacture in detail., Richard Russo,