The two operations of our understanding, intuition and deduction, on which alone we have said we must rely in the acquisition of knowledge.

Although modesty is natural to man, it is not natural to children. Modesty only begins with the knowledge of evil.

Science knows no country, because knowledge belongs to humanity, and is the torch which illuminates the world. Science is the highest personification of the nation because that nation will remain the first which carries the furthest the works of thought and intelligence.

The desire of excessive power caused the angels to fall the desire of knowledge caused men to fall.

The fundament upon which all our knowledge and learning rests is the inexplicable.