Vulgar

"Let me never fall into the vulgar mistake of dreaming that I am persecuted whenever I am contradicted."

"Despite the enormous quantity of books, how few people read! And if one reads profitably, one would realize how much stupid stuff the vulgar herd is content to swallow every day."

"The need to be right - the sign of a vulgar mind."

"A system of morality which is based on relative emotional values is a mere illusion, a thoroughly vulgar conception which has nothing sound in it and nothing true."

"I like people who can make you laugh without using vulgarity, or bad words."