Try not to become a man of success, but rather to become a man of value. He is considered successful in our day who gets more out of life than he puts in. But a man of value will give more than he receives.
One should guard against preaching to young people success in the customary form as the main aim in life. The most important motive for work in school and in life is pleasure in work, pleasure in its result, and the knowledge of the value of the result to the community.
The only difference between a genius and one of common capacity is that the former anticipates and explores what the latter accidentally hits upon; but even the man of genius himself more frequently employs the advantages that chance presents him; it is the lapidary who gives value to the diamond which the peasant has dug up without knowing its value.
Abbe Guillaume Thomas Francois Raynal (1713 - 1796)