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to impetuous and quick emotions ; his physi- 

 ognomy, till then calm and motionless, changes 

 instantly to convulsive contortions. His passion 

 is transient in proportion to it's violence. With 

 the Indians of the Missions, as I have often 

 observed on the Oroonoko, anger is less furious, 

 less frank, but of longer duration. Besides, 

 in every condition of man, it is not the energy 

 or the transient bursts of the passions, which 

 give expression to the features ; it is rather that 

 sensibility of the soul, which brings us contin- 

 ually into contact with the external world, mul- 

 tiplies our sufferings and our pleasures, and 

 reacts at once on the physiognomy, the man- 

 ners, and the language. If the variety and 

 mobility of the features embellish the domain 

 of animated nature, we must admit also, that 

 both increase by civilization, without being 

 produced by it alone. In the great family of 

 nations, no other race unites these advantages 

 to a higher degree than that of Caucasus, or 

 the European. It is only in white men, that 

 the instantaneous penetration of the dermoidal 

 system by the blood can take place ; that slight 

 change of the colour of the skin, which adds 

 so powerful an expression to the emotions of the 

 soul. " How can those be trusted, who know 

 not how to blush ?" says the European, in his 

 inveterate hatred to the Negro and the Indian. 

 We must also admit, that this insensibility of 



