"Let's talk about sets, baby!
Let's talk about U and V.
Let's talk about all the intersections
That may be...

We will begin as Euclid did by defining the undefined object, which we shall call object. This allows its application to any topic of interest, as an object may be a physical object, like a location or coin, or it may be something abstract like a velocity or language.
We are also going to have to assume something we now call first-order logic...

This will be a summary of calculus starting from the basics. This is a nice little motivation I wrote a while ago. The next entry will be a starting point.