Start with five tools, not fifty
A tape measure, a combination square, a crosscut saw, a set of chisels and a random orbital sander will complete a surprising number of real projects. Everything else can be bought when a specific job demands it.
The temptation to buy a full workshop up front is strong, and it is almost always a mistake. Cheap tools in every category teach you nothing; a few good tools teach you what actually matters to your work.
Choose a project that can succeed
A bench hook, a sharpening station, a step stool or a small box are all good first projects. Each one teaches a distinct skill — sawing to a line, paring to a shoulder, assembling square, finishing — without demanding all of them at once.
Avoid anything with doors or drawers as a first build. Those two features introduce alignment problems that compound every mistake made earlier in the process.
Build safety habits before you need them
Put eye protection on before plugging anything in, not after. Unplug a tool before changing a blade or bit, every time, even for a quick adjustment. Keep your hands behind the cutting edge of any chisel.
These habits are not about fear. They are about making the safe action the automatic action, so that when you are tired and rushed at the end of a build, your hands still do the right thing.
Buy wood for the project, not for the shelf
Buying a few boards at a time teaches you how to read grain and how to match parts. A large stock of wood bought in advance is a large stock of wood that will move and cup before you use it.
Start with a soft, inexpensive hardwood such as poplar or tulipwood for anything you plan to paint, and save the walnut and oak for when your joints are tight.