“Whatever an enemy might do to an enemy, or a foe to a foe, the ill-directed mind can do to you even worse.
Whatever a mother, father or other kinsman might do for you, the well-directed mind can do for you even better.”
Pali Canon 42-43 Cittavagga The Mind http://www.accesstoinsight.org/tipitaka/kn/dhp/dhp.03.than.html.
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Gautama Buddha 121
philosopher, reformer and the founder of Buddhism -563–-483 BCRelated quotes

At the Mahon Tribunal on 20 September 2007. Planning Tribunal Transcript http://www.planningtribunal.ie/images/SITECONTENT_738.pdf planningtribunal.ie. 2007-09-20.

“Whatever you do, do it well.”
As quoted by Diogenes Laërtius, i. 77.

“Whatever you do, wherever you may be, ever bear this in mind that I am always of everything you do”
Saying stated to his disciples

1860s, Letter to James C. Conkling (1863)
“It's strange what the heart can do when the mind is giving the directions.”
Source: The History of Love