To persevere through doubt is to achieve certainty. - Aristarchus

"To persevere through doubt is to achieve certainty."

Aristarchus Perseverance

Astronomer Ancient Greece 310–230

More from Aristarchus

"The sun is a star"

"All things move in circles"

"Observe the heavens with patience and precision"

"The universe reveals its secrets to those who question"

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."