Sensuality, as long as it is straightforward did not repel him, but this derived sensuality - the sort that classes a mistress among motor-cars if she is beautiful, and among eye-flies if she isn't - was alien to his own emotions . . . It was, in a new form, the old, old trouble that eats the heart out of every civilization: snobbery, the desire for possessions, creditable appendages; and it is to escape this rather than the lusts of the flesh that the saints retreat into the Himalayas.