An investment in knowledge always pays the best interest.

The doorstep to the temple of wisdom is a knowledge of our own ignorance.

Proclaim not all thou knowest, all thou knowest, all thou hast, nor all thou cans't.

I have never seen the Philosopher's Stone that turns lead into Gold, but I have known the pursuit of it turn a Man's Gold into Lead.

The general policy of the past has been to drive, but the era of force must give way to that of knowledge, and the policy of the future will be to teach and to lead, to the advantage of all concerned. Henry Gantt If a man empties his purse into his head no man can take it from him. An investment in knowledge pays the best interest.

A Man of Knowledge like a rich Soil, feeds/ If not a world of Corn, a world of Weeds.

There is nothing so absurd as knowledge spun too fine.

To be proud of knowledge is to be blind with light.