#### Quote of the day

We do not need magic to transform our world. We carry all the power we need inside ourselves already. We have the power to imagine better.

#### George David Birkhoff

**Born:**March 21, 1884

**Died:**November 12, 1944

**(aged 60)**

**Bio:**George David Birkhoff was an American mathematician best known for what is now called the ergodic theorem.

**Known for:**

- Relativity and modern physics (1923)
- Basic Geometry: Answer Book
- Dynamical Systems (1927)
- Basic Geometry: Manual for Teachers (1943)