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Singleness of purpose is one of the chief essentials for success in life no matter what may be one's aim.
- John D. RockefellerPhoto by Claudel Rheault on Unsplash
Singleness of purpose is one of the chief essentials for success in life no matter what may be one's aim.
- John D. RockefellerPermanent success cannot be achieved except by incessant intellectual labour always inspired by the ideal.
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