This pamphlet is addressed at folks who know Lojban. They've read not just a tutorial like la karda, the Crash Course, or the Wave Lessons, but also CLL and the BPFK Sections, and some of the various notes from many community members.
I am not aiming to teach the syntax of Lojban, but to radically and fundamentally approach the logical foundations of the semantics of Lojban. We will not start with pronouns, but with relations, and we will always keep the mathematics in mind as we progress.
A common theme in the Lojban community is an uncertainty about what words mean. Since words are treacherous and don't have ultimate meaning, and many Lojbanists are philosophers, it is predictably common for such uncer