Arthur Conan Doyle Quote

The true scientific mind is not to be tied down by its own conditions of time and space. It builds itself an observatory erected upon the border line of present, which separates the infinite past from the infinite future. From this sure post it makes its sallies even to the beginning and to the end of all things.


The Poison Belt, Chapter Three (p. 84), The Macmillan Company. 1964


The true scientific mind is not to be tied down by its own conditions of time and space. It builds itself an observatory erected upon the border line ...

The true scientific mind is not to be tied down by its own conditions of time and space. It builds itself an observatory erected upon the border line ...

The true scientific mind is not to be tied down by its own conditions of time and space. It builds itself an observatory erected upon the border line ...

The true scientific mind is not to be tied down by its own conditions of time and space. It builds itself an observatory erected upon the border line ...