Alexander
A philosopher, a physicist and a mathematician ride a train. They see a black sheep on a field in a train window.
-All speep are black - says a philosopher.
-There are sheep, and some of them are black - says a physicist.
-There is at least one sheep, and at least half of it is black - says a mathematician.
-All speep are black - says a philosopher.
-There are sheep, and some of them are black - says a physicist.
-There is at least one sheep, and at least half of it is black - says a mathematician.