A man should keep his little brain attic stocked with all the furniture that he is likely to use, and the rest he can put away in the lumber-room of his library, where he can get it if he wants it. Arthur Conan Doyle
As a rule, said Holmes, the more bizarre a thing is the less mysterious it proves to be. It is your commonplace, featureless crimes which are really puzzling, just as a commonplace face is the most difficult to identify. Arthur Conan Doyle
Depend upon it there comes a time when for every addition of knowledge you forget something that you knew before. It is of the highest importance, therefore, not to have useless facts elbowing out the useful ones. Arthur Conan Doyle
For strange effects and extraordinary combinations we must go to life itself, which is always far more daring than any effort of the imagination. Arthur Conan Doyle
From a drop of water a logician could infer the possibility of an Atlantic or a Niagara without having seen or heard of one or the other. Arthur Conan Doyle
My mind rebels at stagnation. Give me problems, give me work, give me the most abstruse cryptogram, or the most intricate analysis, and I am in my own proper atmosphere. But I abhor the dull routine of existence. I crave for mental exaltation. Arthur Conan Doyle