Philosophy
Skepticism
Quick fact
The ancient Greek philosopher Pyrrho of Elis (c. 360–270 BCE) is considered the father of philosophical skepticism; he argued that because our senses can deceive us, we should suspend all judgments to achieve peace of mind.
Why this is interesting
We often trust what we see, but what if our senses are tricking us? That unsettling question is the birthplace of skepticism—a powerful tool for separating knowledge from illusion.