[7bit]

> With no mathematical rigor there is no mathematical understanding. You are robbing yourself, as the concepts are meaningless without the context.

You don't need to know what Gravity is to calculate the time it takes for an apple to fall from a tree. You just need to accept that g=9.8m/s2.

You also don't need to understand the chemistry of flour, salt, sugar, sodium, milk and eggs to bake a cake.