All men are liable to error and most men are, in many points, by passion or interest, under temptation to it. – John Locke
If by gaining knowledge we destroy our health, we labour for a thing that will be useless in our hands. – John Locke
The improvement of understanding is for two ends: first, our own increase of knowledge secondly, to enable us to deliver that knowledge to others. – John Locke
Reading furnishes the mind only with materials of knowledge it is thinking that makes what we read ours. – John Locke