The worship of God is not a rule of safety - it is an adventure of the spirit, a flight after the unattainable.
The pursuit of mathematics is a divine madness of the human spirit.
Error is the price we pay for progress.
The safest general characterization of the European philosophical tradition is that it consists of a series of footnotes to Plato.
When success turns a man's head he faces failure
The 'silly question' is the first intimation of some totally novel development.