Probably no invention came more easily to man than heaven.
Sickness is mankind's greatest defect.
Never undertake anything unless you have the heart to ask Heaven's blessing on your undertaking.
I am confident of my ability to demonstrate that one can sometimes believe in something and yet not believe in it. Nothing is less fathomable than the systems that motivate our actions.
Love is blind, but marriage restores its sight.
Once we know our weaknesses they cease to do us any harm.