Ilustración digital

Holly Golightly: You know those days when you get the mean reds? Paul Varjak: The mean reds, you mean like the blues? Holly Golightly: No. The blues are because you’re getting fat and maybe it’s been raining too long, you’re just sad that’s all. The mean reds are horrible. Suddenly you’re afraid and you don’t …

As far as the laws of mathematics refer to reality, they are not certain, and as far as they are certain, they do not refer to reality. Albert Einstein.