Discipline
Overview
 
In its original sense, discipline is referred to systematic instruction given to disciples
Apprenticeship
Apprenticeship is a system of training a new generation of practitioners of a skill. Apprentices or protégés build their careers from apprenticeships...

 to train them as students in a craft or trade, or to follow a particular code of conduct
Code of Conduct
A code of conduct is a set of rules outlining the responsibilities of or proper practices for an individual, party or organization. Related concepts include ethical codes and honor codes....

 or "order
Social order
Social order is a concept used in sociology, history and other social sciences. It refers to a set of linked social structures, social institutions and social practices which conserve, maintain and enforce "normal" ways of relating and behaving....

". Often, the phrase "to discipline" carries a negative connotation. This is because enforcement of order – that is, ensuring instructions are carried out – is often regulated through punishment
Punishment
Punishment is the authoritative imposition of something negative or unpleasant on a person or animal in response to behavior deemed wrong by an individual or group....

. Discipline is also believed to be one of the main pillars of our modern life , according to many different religious beliefs.
Instruct a person to follow a particular code of conduct or order.
Quotations

No evil propensity of the human heart is so powerful that it may not be subdued by discipline.

Seneca

No pain, no palm; no thorns, no throne; no gall, no glory; no cross, no crown.

William Penn

Discipline is the soul of an army. It makes small numbers formidable; procures success to the weak, and esteem to all.

Letter of Instructions to the Captains of the Virginia Regiments (29 July 1759)

 
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