Dhammapada Pãli

Dhammapadaya, Yamakavagga(The Pairs) Verse 1

Manopubbangamã dhammã
manosetthã manomayã;
manasã ce padutthena
bhãsati vã karoti vã
tato nam dukkham anveti
cakkam va vahato padam.

Meaning

Mind precedes all mental states. Mind is their chief; they are all mind-wrought. If with an impure mind a person speaks or acts, suffering follows him like the wheel that follows the foot of the ox.