When I first started training for the splits, I thought it would be impossible to ever touch the floor - Once I realised that it was all about building strength in all the ranges and nothing to do with endless stretching, I progressed pretty quickly to high levels of flexibility - Isometric Holds build strength like nothing else, especially when it comes to training and accessing the end ranges. Combine that with some loaded mobility work and you will be shocked at the skills you are able to ach