The loveliest creations of men are persistently painful. What would be the description of happiness? Nothing, except what prepares and then what destroys it.
I have no use for knowledge that has not been preceded by a sensation
Faith can move mountains; true: mountains of stupidity.
I find just as much profit in cultivating my hates as my loves.
Sadness is almost never anything but a form of fatigue.
There are many things that seem impossible only so long as one does not attempt them.