To be is to be perceived; existence requires observation. - Thales of Miletus

This quote is attributed to Thales of Miletus.

"To be is to be perceived; existence requires observation."

Thales of Miletus Philosophy

Philosopher Ancient Greek 624–546

More from Thales of Miletus

"Know thyself"

"Water is the principle of all things"

"The sun is new each day"

"All things are full of gods"

"I've seen the worst humanity has to offer."

"Sometimes I wonder if the world is worth saving."

"Every choice shapes our destiny."

"Order is the foundation of a good life."