Self knowledge is best learned not by contemplation, but by action.
Faust: Who holds the devil, let him hold him well, He hardly will be caught a second time.
The formation of one's character ought to be everyone's chief aim.
A great artist... must be shaken by the naked truths that will not be comforted. This divine discontent, this disequilibrium, this state of inner tension is the source of artistic energy.
The rose is wont with pride to swell, and ever seeks to rise.
Culture which smooth the whole world licks, Also unto the devil sticks.