Another cool thing about 2 is that is also half of the binary code system. Did you know that the letter “I” has two lines of symmetry?
Many people disregard that the number 2 is a prime number.
Two is also synonymous with the concept of pairs. Its said that good things come in twos.
Greeks thought of the number 2 to be an unlucky number. Kind of like 13 is now a days.
The number two was synonymous is witchcraft in early American times. They believed that the number had the power to bring about evil.
The number two is represented by the High Priestess card in Tarot card decks.
On the topic of the number "two", only two US President (Washington and Monroe) ran completely uncontested.
Putting it all (Presidents and the number two) together; the second US President (John Adams) was the first to live in the White House.
The number two represents Yin which also represents earth, the cold, the dark, and female force.
The two-headed god, Janus, can see in both directions. It's also the name of a very successful mutual fund.