Why can't somebody give us a list of things that everybody thinks and nobody says, and another list of things that
everybody says and nobody thinks?
--Oliver Wendell Holmes
Nothing puzzles me more than time and space; and yet nothing troubles me less, as I never think about them.
--Charles Lamb
The system of Descartes... seemed to give a plausible reason for all those phenomena; and this reason seemed more just, as
it is simple and intelligible to all capacities. But in philosophy, a student ought to doubt of the things he fancies he understands too easily, as much as of those he does not
understand. -- Voltaire