Every performance is a new beginning.
The only truly secure system is one that is powered off, cast in a block of concrete and sealed in a lead-lined room with armed guards - and even then I have my doubts.
——2005年2月24日 斯洛伐克首都布拉迪斯拉發(fā),在與美國總統(tǒng)布什共同舉行的記者招待會上就布什批評俄羅斯民主而發(fā)言
The best mathematicians are those who are not afraid to take risks.