Date: 1588

"Men do not know the natural infirmity of their mind: it does nothing but ferret and quest and keeps incessantly whirling arounnd building up and becoming entangled in its own work, like our silkworms, and is suffocated in it."

— Montaigne, Michel Eyquem seigneur de (1533-1592)

Date: 1793

"It is here that the mind holds its empire, though it is impossible to demonstrate how this is effected, and beyond this point its power ceases."

— Valli, Eusebius (1762-1815)

Date: 1793

"The empire of the mind is extended by experience and practice."

— Valli, Eusebius (1762-1815)