New opinions often appear first as jokes and fancies, then as blasphemies and treason, then as questions open to discussion, and finally as established truths.

• 新的见解，初次乍看，往往会像是玩笑或幻想，会像是亵渎、背叛或傲慢，然后变成可能引起讨论的疑难问题，最后被确立为真理。