Acting Quote by John Stuart Mill
“The doctrine called Philosophical Necessity is simply this: that, given the motives which are present to an individual's mind, and given likewise the character and disposition of the individual, the manner in which he will act might be unerringly inferred: that if we knew the person thoroughly, and knew all the inducements which are acting upon him, we could foretell his conduct with as much certainty as we can predict any physical event.”
About This Quote
Source Book: Utilitarianism, John Stuart Mill, 1863
If we fully understand a person's motives, character, and influences, we can predict their actions as reliably as physical events.
In simple terms: Knowing a person fully lets us predict their behavior.
Key Takeaway
Study motives and context to anticipate actions.
Themes
philosophy
determinism
human behavior
Mood
analytical
thoughtful
Type
philosophical
theoretical
When to use this quote
- personal relationships
- legal judgments
- marketing strategies
Key Concepts
psychology
causality
free will
Questions to Reflect On
- Can we ever truly know all influences on a person?
- What limits does free will impose on prediction?
A Different Perspective
Predicting behavior ignores hidden subconscious factors.
![“[Necessity is] the sum of all things, which being now existent, conduce and concur to the production of that action hereafter, whereof if any one thing now were wanting, the effect could not be produced. This concourse of causes, whereof every one is determined to be such as it is by a like…” quote by Thomas Hobbes](https://sms4smile.com/quotes/img-quotes/a3e/thomas-hobbes-1127_action_necessity-is-the-sum-of-all-things-which_904190.jpg)
![“[For people] to refuse a hearing to an opinion, because they are sure that it is false, is to assume that their certainty is the same thing as absolute certainty. All silencing of discussion is an assumption of infallibility.” quote by John Stuart Mill](https://sms4smile.com/quotes/img-quotes/c53/john-stuart-mill-477_doubt_for-people-to-refuse-a-hearing-to-an-opi_63929.jpg)
