#### Quote of the day

Once you have traveled, the voyage never ends, but is played out over and over again in the quietest chambers. The mind can never break off from the journey.

#### Abraham de Moivre

**Born:**May 26, 1667

**Died:**November 27, 1754

**(aged 87)**

**Bio:**Abraham de Moivre was a French mathematician known for de Moivre's formula, one of those that link complex numbers and trigonometry, and for his work on the normal distribution and probability theory. He was a friend of Isaac Newton, Edmond Halley, and James Stirling.

**Known for:**