Each atom should contain just a single idea.
Niklas Luhmann, the original creator of the Zettelkasten, kept his notes bound to the space of a single index card. Andy Matuschak, write about atomic notes: The notion is quite similar to the software engineering principle of separation of concerns, which suggests that modules should only be “about” one thing, so that they’re more easily reusable.
Our brain is good at thinking, but not remembering.
As psychologist generally opine, you may reverse only 5 to 9 thoughts in any time in your memory. Author in lifehacker.org has suggested to capture everything what enter your mind and important to you before you forget. Keep a pocket notebook is a good idea. We need a way to help us quickly capture every single idea when it passes through our mind and need it to be easy to retrieve.
Reading is only the first step, reflect is the purpose.
Billionaire investor Warren Buffet famously said that he spends up to 80% of his day reading and thinking. Reading books is one of the best ways to learn. But quickly skimming through a text isn't enough. To truly benefit from the books we read, we have to read carefully, take notes, and try to apply what we’re reading to other areas of our life. Setting up a system for organizing and cataloguing what you read allows, you to reflect back on the information later and get the most out of your library.
Don’t find knowledge, let them be everywhere you are.
We all have more than 1 devices for reading, To capture every idea from your brain, we encourage you to use any app when it’s handy. But also we need make a good mechanism to stream those ideas into one place. Don’t waste any idea that come into your mind.