Auguste Rodin (November 12, 1840 – November 17, 1917) created The Thinker. What is The Thinker thinking?
And now to end The Thinker‘s thinking with some intellectual humor:
https://en.wikipedia.org/wiki/The_Thinker
https://en.wikipedia.org/wiki/Eureka_(word)
https://youtu.be/05WkCPORlj4