Tractatus Logico-Philosophicus A Book by Ludwig Wittgenstein www.gutenberg.org The totality of factsEverything that can be saidI am my worldEthics and aesthetics are oneWhereof one cannot speak
What we have known since long A Quote by Ludwig Wittgenstein The problems are solved, not by giving new information, but by arranging what we have known since long. notetakingunderstandingproblemsinformation
The observer effect In biology, when researchers want to observe animals in their natural habitat, it is paramount that they find a way to do so without disturbing those animals. Otherwise, the behavior they see is unlikely to be natural, because most animals (including humans) change their behavior when they are being observed. Farnam Street fs.blog The Spoken and the Unspoken uxethnography