The linked page on the tweet offers great advice, the only two things I can add are: * Take a sheet of paper and write down all definitions for easy reference

The linked page on the tweet offers great advice, the only two things I can add are: * Take a sheet of paper and write down all definitions for easy reference * If you are planning to use the learning from the paper in a production system, make sure you fully understand all stated (and unstated) assumptions the researchers made when presenting their results.