Date: April 26, 1695; 1708

"Meditating by one's self is like digging in the Mine; it often, perhaps, brings up maiden Earth, which never came near the Light before; but whether it contain any Metal in it, is never so well tried as in Conversation with a knowing judicious Friend, who carries about him the true Touch-stone, ...

— Locke, John (1632-1704)

Date: March 30, 1696; 1708

"Nay, I so far incline to comply with your Desires, that I every now and then lay by some Materials for it, as they occasionally occur in the Rovings of my Mind."

— Locke, John (1632-1704)

Date: June 15, 1697; 1708

"Do but think then what a Pleasure, what an Advantage it would be to me, to have you by me, who have so much Thought, so much Clearness, so much Penetration, all directed to the same Aim which I propose to my self, in all the Ramblings of my Mind."

— Locke, John (1632-1704)