Some men covet knowledge out of a natural curiosity and inquisitive temper; some to entertain the mind with variety and delight; some for ornament and reputation; some for victory and contention; many for lucre and a livelihood; and but few for employing the Divine gift of reason to the use and benefit of mankind.
In every great time there is some one idea at work which is more powerful than any other, and which shapes the events of the time and determines their ultimate issues.
One always starts work with the subject, no matter how tenuous it is, and one constructs an artificial structure by which one can trap the reality of the subject-matter that one has started from.
First the amendment of their own minds. For the removal of the impediments of the mind will sooner clear the passages of fortune than the obtaining fortune will remove the impediments of the mind.