In order to draw a limit to thinking, we should have to think both sides of this limit.
Ludwig WittgensteinWith my full philosophical rucksack I can only climb slowly up the mountain of mathematics.
Ludwig WittgensteinSuppose someone follows the series "1,3,5,7, ..", and in writing the series 2x+1; and he asked himself "But am I always doing the same thing, or something different every time?" If from one day to the next someone promises: "Tomorrow I will give up smoking", does he say the same thing every day, or every day something different?
Ludwig Wittgenstein