We must look for consistency. Where there is a want of it we must suspect deception.

All other men are specialists, but his specialism is omniscience.

Healthy scepticism is the basis of all accurate observation.

It has long been an axiom of mine that the little things are infinitely the most important.

We had got as far as this, when who should walk in but the gentleman himself, who had been drinking his beer in the taproom and had heard the whole conversation. Who was I? What did I want? What did I mean by asking questions? He had a fine flow of language, and his adjectives were very vigorous.

There is a danger there - a very real danger to humanity. Consider, Watson, that the material, the sensual, the worldly would all prolong their worthless lives. The spiritual would not avoid the call to something higher. It would be the survival of the least fit. What sort of cesspool may not our poor world become?

One forms provisional theories and waits for time or fuller knowledge to explode them. A bad habit, Mr. Ferguson, but human nature is weak. Sherlock Holmes speaking with Dr. Watson.