All models are wrong. Some are useful.-George Box
People worry that computers will get too smart and take over the world, but the real problem is that they're too stupid and they've already taken over the world.-Pedro Domingos
Computer science is no more about computers than astronomy is about telescopes.-Edsger Dijkstra
Communication works for those who work at it.-John Powell
We become what we behold. We shape our tools and then our tools shape us.-Marshall McLuhan
In mathematics, you don't understand things. You just get used to them.-John von Neumann
Double-bordered subjects are especially important for data science.
Casual articles on topics of practical interest to data scientists.
Dynamic presentations of important machine learning topics.
Online courses. The information density is lower than textbooks, but they're great if you like videos, and some offer certificates.
Practice your coding skills and compare your solutions to thousands of others.