Anyone who keeps learning stays young.

Modern cynics and skeptics... see no harm in paying those to whom they entrust the minds of their children a smaller wage than is paid to those to whom they entrust the care of their plumbing.

When a king asked Euclid, the mathematician, whether he could not explain his art to him in a more compendious manner? he was answered, that there was no royal way to geometry.

To bring back riches from the East you must bring riches with you.

The preservation of the means of knowledge among the lowest ranks is of more importance to the public than all the property of all the rich men in the country.

Now I feel as if I should succeed in doing something in mathematics, although I cannot see why it is so very important. . . The knowledge doesn't make life any sweeter or happier, does it?

Life is too short to learn everything by personal experience.

Aptitud suple antigüedad.

When you stop learning you stop living in any vital and meaningful sense.

There is divine beauty in learning, just as there is human beauty in tolerance. To learn means to accept the postulate that life did not begin at my birth. Others have been here before me, and I walk in their footsteps. The books I have read were composed by generations of fathers and sons, mothers and daughters, teachers and disciples. I am the sum total of their experiences, their quests. And so are you.

The roots of education are bitter, but the fruit is sweet.

Optimizing return on capital will generate less growth than optimizing return on education.