In popular usage, eccentricity refers to unusual or odd Behavior (U.S.) or behaviour (U.K.) refers to the actions or reactions of an object or organism, usually in relation to the environment. Behavior can be conscious or unconscious, overt or covert, and voluntary or involuntary. Behavior is controlled by the endocrine system, and the nervous system. The complexity... behavior on the part of a person, as opposed to being The term normal has many meanings, as listed below. Behavior In behavior, normal means not deviating very much from the average; not normal is often used in a negative sense (improper, sick, etc.). Abnormality varies greatly in how pleasant or unpleasant this is for other people; somebody may half-jokingly... normal. Eccentric behavior is often considered whimsical or quirky, although it can also be strange and disturbing. American millionaire Howard Robard Hughes (December 24, 1905–April 5, 1976) was at times a pilot, a movie producer, a playboy, an eccentric, a recluse, and one of the wealthiest persons in the world. Howard Hughes standing in front of a Boeing Army Pursuit Plane, Inglewood, California, 1940s. Youth and Hollywood... Howard Hughes, for example, was considered to be very eccentric in his old age, when he stored his Urine is liquid waste excreted by the kidneys and eventually expelled from the body in a process known as urination. Most commonly the excretion of urine serves for flushing waste molecules collected from the blood by the kidneys, and for the homeostasis of the body liquids; however, many species also... urine in glass jars and never cut his hair or nails. Other people may have eccentric taste in (See also List of types of clothing) Introduction Humans often wear articles of clothing (also known as dress, garments or attire) on the body (for the alternative, see nudity). In its broadest sense, clothing includes coverings for the trunk and limbs as well as coverings for hands (gloves), feet (shoes... clothes, or have eccentric This article is about pastimes. For the bird species, see hobby (bird). For the horse species, see hobby (horse). For the airport, see Hobby Airport. A hobby is a spare-time recreational pursuit. In the Middle Ages, falconry was a very popular pastime (what today might be called a hobby... hobbies or collections.

Many of history's most brilliant minds have displayed many unusual behaviors and habits, and eccentricity is sometimes thought to be a sign of This article is about people with exceptional mental abilities. For the cartoon, see Genius (cartoon). A genius is a person imbued with distinguished mental prowess. This can manifest either as a foremost intellect, or as an outstanding creative talent. The term also applies to one who is a polymath, or... genius. However, many eccentrics are Crank (or kook, crackpot, or quack) is a pejorative term for a person who writes or speaks in an authoritative fashion about a particular subject, often in science, but is alleged to have false or even ludicrous beliefs. Usage of the label is often subjective, with proponents of competing theories... cranks, rather than geniuses.

John Stuart Mill (May 20, 1806 - May 8, 1873), aka JS Mill, an English philosopher and political economist, was the most influential liberal thinker of the 19th century. He was an advocate of utilitarianism, the ethical theory first proposed by his godfather Jeremy Bentham. Biography John Stuart Mill was born... John Stuart Mill says in his philosophical work On Liberty that the existence of eccentricity within a society is not only possible, it is essential. This Though a Bohemian is a native of the Czech province of Bohemia, a secondary meaning for Bohemian emerged in 19th-century France. The term was used to describe a group of artists, writers, and disenchanted people of all sorts who wished to live a non-traditional lifestyle. The term reflects... bohemian personage, similar to that described by Jean-Jacques Rousseau Jean Jacques Rousseau (June 28, 1712 - July 2, 1778) was a Swiss-French philosopher, writer, political theorist, and self-taught composer of The Age of Enlightenment Biography of Rousseau The tomb of Rousseau in the crypt of the Panth on, Paris Rousseau was born in Geneva, Switzerland... Rousseau, is in fact a great benefit to their society. A society without this is a stagnant society. Is it preferable to remain stagnant, ignorant but happy? According to the The philosophical concept of a categorical imperative is central to the moral philosophy of Immanuel Kant. In his philosophy, it denotes an absolute, unconditional requirement that allows no exceptions, and is both required and justified as an end in itself, not as a means to some other end; the opposite... categorical imperative of Immanuel Kant Immanuel Kant (April 22, 1724 – February 12, 1804) was a Prussian philosopher, generally regarded as one of Europes most influential thinkers and the last major philosopher of the Enlightenment. He had a major impact on the Romantic and Idealist philosophies of the 19th century, and his... Kant, it is a crime against oneself.

Extravagance is a kind of eccentricity, related to abundance and wastefulness.

For extravagant text, see also Hype! is also the name of a documentary film about grunge music. See also hyperbola, parabola, ellipse, parable, ellipsis. A hyperbole, largely synonymous with exaggeration and overstatement, is a figure of speech in which statements are exaggerated or extravagant. It implies strong feelings or is used to create a strong... hyperbole.

See also Definition of eccentricity Eccentricity is necessarily defined relatively. For the purposes of this article, an eccentric is someone whose behavior, beliefs and/or hobbies deviate in a significant way from the accepted norms of their society. He or she may be regarded as strange, odd or at least unconventional, irregular... List of notable eccentrics.