“By what is the world led? By what is it dragged around? What is the one thing that has the all under its sway?”
“By the mind is the world led. By the mind is it dragged around. The mind is the one thing that has the all under its sway.”
SN1.62: Citta Sutta
Citta Sutta : The Mind - translated by Thanissaro Bhikkhu
Translations:Bhikkhu Bodhi
Translated by Thanissaro Bhikkhu. Source text via dhammatalks.org.