In psychology, 'grit' is a positive, non-cognitive trait based on an individual's perseverance of effort combined with passion and/or fixation for a particular long-term goal. Examples of grit in pop culture include: Queen's Gambit, Whiplash, Black Swan, etc.

The central bank is an institution that manages the currency and monetary policy of a state or formal monetary union, and oversees their commercial banking system. In contrast to a commercial bank, a central bank possesses a monopoly on increasing the monetary base. Most central banks also have supervisory and regulatory powers to ensure the stability of member institutions, to prevent bank runs, and to discourage reckless or fraudulent behaviour by member banks.

Epicurean philosophy states that in order to be happy a person should attempt to reduce the scope of their desires to simple ones which are consistently easily achievable.