"The cause of laughter is simply the..." - Quote by Arthur Schopenhauer

“As the biggest library if it is in disorder is not as useful as a small but well-arranged one, so you may accumulate a vast amount of knowledge but it will be of far less value than a much smaller amount if you have not thought it over for yourself.”

“Alle Befriedigung, oder was man gemeinhin Glu« ck nennt, ist eigentlich und wesentlich immer nur negativ und durchaus nie positiv. All satisfaction, or what iscommonlycalled happiness, is really and essentially always negative only, and never positive.”

“There are, first of all, two kinds of authors: those who write for the subject's sake, and those who write for writing's sake. The first kind have had thoughts or experiences which seem tothem worth communicating, while the second kind need money and consequently write for money.”

“The only real laughter comes from despair.”

“I would say you might encounter many defeats but you must never be defeated, ever. In fact, it might even be necessary to confront defeat. It might be necessary, to get over it, all the way through it, and go on. I would teach her to laugh a lot. Laugh a lot at the - and the silliest things and be very, very serious. I'd teach her to love life, I can bet you that.”

“A man who whinnies with noisy laughter, surpasses all the animals in vulgarity.”

“How come abbreviated is such a long word?”

“To succeed in life, you need two things: ignorance and confidence.”

“Science is a wonderful thing if one does not have to earn one's living at it.”