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.


A Study in Scarlet (1887)

Arthur Conan Doyle Quotes

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,...

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,...

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,...

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,...