That's* it's* an* illusion.* knows* "I love Paris in the spring time"*. Learn grammar first. And people were asking what was the Paris sign was ,so I explained it.
3:26 has 2 answers. It all depends on which plane you're perceiving the yellow lines to be on. If you consider the coordinate plane to be the screen, then the yellow lines are of equal length. However, if you consider the coordinate plane to be the same one that the railroad track is on, then the yellow line further away is considerably longer than the one closer to you. Personally, this illusion didn't confuse me at all. My mind is good at perceiving stuff like this.