Thomas Jefferson used the ‘rule of three’ in writing the declaration of independence. Life, liberty and the pursuit of happiness are three of the most important words in all of human history.
The US Air Force has three laws for surviving captivity; fellowship with other prisoners, survive and return with honor.
Steve Jobs used the rule of three in almost every public presentation he made at Apple. The iPad 2 would be ‘thinner, lighter and faster’ than the original.
Products in every category routinely come packaged in small, medium and large.
The human brain has an ability to remember three things. When it becomes four or five or twelve, they’re very hard to retain.
When you’re communicating your company’s core values, or helping an employee understand what you want them to do at work, or giving options to a client, remember the rule of three.