He had unbuttoned the top of his waistcoat and he wore his tall hat very far at the back of his head.
He had a full unwrinkled face and such clear-shining eyes that his grey beard looked quite false on him, stuck on for a disguise.

You said just now he resembled Socrates--didn't you?
I don't know about that.

This Socrates was a wise man, I believe ?" "He was," assented Marlow.

"And a true friend of youth.

He lectured them in a peculiarly exasperating manner.