用户体验差1%，在规模化后就是100%的灾难。
A 1% drop in user experience becomes a 100% disaster at scale.
Innovation is key to solving the energy challenges of tomorrow.
A pessimist sees the difficulty in every opportunity; an optimist sees the opportunity in every difficulty.
A novel should be a book of questions, not a book of answers.
——2005年2月24日 斯洛伐克首都布拉迪斯拉发，在与美国总统布什共同举行的记者招待会上就布什批评俄罗斯民主而发言