Franz Carl Müller-Lyer, who came up the image in 1889.

弗兰兹·卡尔·穆勒-莱尔在1889年创作了这幅画。

And those who aren't seem to be less susceptible to the Müller-Lyer illusion.

周围没有那么多90度角的人似乎不太容易受到缪勒-莱尔错觉的影响。

That's thanks to perspective. The Müller-Lyer illusion plays with our brain's sense of perspective.

这是因为视角的缘故，缪勒-莱尔错觉与大脑的视角有关。