If by gaining knowledge we destroy our health, we labour for a thing that will be useless in our hands. – John Locke
One unerring mark of the love of truth is not entertaining any proposition with greater assurance than the proofs it is built upon will warrant. – John Locke
The end of law is not to abolish or restrain, but to preserve and enlarge freedom. For in all the states of created beings capable of law, where there is no law, there is no freedom. – John Locke
It is of great use to the sailor to know the length of his line, though he cannot with it fathom all the depths of the ocean. – John Locke