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Innovation requires both courage and patience.
数学家是能在定理间找到类比的人;更好的数学家能在理论间看到类比;而最优秀的数学家能注意到类比之间的类比。
The best performance improvement is the transition from the nonworking state to the working state.
社会源于我们的需求,政府产自我们的邪恶。前者通过凝聚我们的友爱,积极地增进我们的幸福,后者通过遏制我们的恶行,消极地促进我们的福祉。前者鼓励交往,后者制造差别。前者是庇护人,后者是惩罚者。
The spread of liberal democracy and the integration of the world economy have created a situation in which the only legitimate form of government is one that is based on popular sovereignty and respects basic human rights.