" He drank a good deal at times. But the alcohol did not seem to affect him. His stony expression never changed. But sometimes a strange, flashing glance from his cold eyes would rest upon Anna, full of some burning fierceness that was like hatred, and he would force her to drink with him, force her to swallow a little glassful of fiery spirit at a single gulp.
'I ought to shoot you, really,' he said to her once, in a dead voice. 'Conscientiously, it would be the best thing for me to do.'
She saw from the grave concentration on his face that his conscience did actually require him to kill her. And this puzzled her because she could not understand why her death should be a conscientious necessity. The thought of being shot did not seem to cause her any concern. "

― Anna Kavan , Let Me Alone