13-Focus on a single topic
If you want to learn several topics quickly, that’s fine. However, it is advisable that you prioritize the topics you want to learn and first focus on one topic and then you can deal with other topics.
Concentration takes your energy exclusively on what you want to learn. This leads you to optimize the time you are using and therefore you learn faster.
Dispersion is detrimental to the learning process. The fact of being distracted makes it take you about 30 minutes to concentrate again. Focus on your learning and then follow the guidelines in tip 12 to fix in your mind the knowledge you have acquired.