At first the boy, not more than eighteen and small, did not impress them. He said simply that he was Jose, and he wanted to work for the Cause. That was all—not a wasted word of introduction. He stood without smiling. He was almost somber. Big, powerful Felipe stepped up to him and felt at once that something was wrong, something frightening. The boy's black eyes were like a snake's, and they burned like cold fire. His eyes searched the room, from one face to another, but the others looked away.

Q. Underline in the paragraph a sentence which reveals the depth of Jose's passion.