“ By a man’s fingernails, by his coat-sleeve, by his boots, by his trouser-knees, by the calluses of his forefinger, and thumb, by his expression, by his shirt-cuffs, by his movements - by each of these things a man’s calling is plainly revealed. That all united should fail to enlighten the competent enquirer in any case is almost inconceivable.
Sherlock Holmes, 1892
From the intro of this sweet book I’m reading about body language.
