"Knowledge, the object of knowledge and the knower are the three factors which motivate action; the s..." — Friedrich Schiller

Opposition always inflames the enthusiast, never converts him.

He who considers too much will perform little.

It hinders the creative work of the mind if the intellect examines too closely the ideas as they pour in.

Of all the possessions of this life fame is the noblest; when the body has sunk into the dust the great name still lives.