> There are really important non-linear situations I would even say that most things in life (including life itself) are non-linear. Exponential growth and dec

> There are really important non-linear situations I would even say that most things in life (including life itself) are non-linear. Exponential growth and decay, homeostasis, sigmoid curves, hysteresis, quadratic and other higher order curves, sine and other waves, Gaussians, etc. Linear relationships are more the exception than the norm.