They're thick blocks that keep gatecrashers from moving toward you. This will be a common activity as logs are the base for most basic gear, for example, torches, crafting tables, and chests. You can gather logs from trees by moving toward the tree and clicking it with your left mouse button. The first and most important activity, though, is collecting logs. With the game’s vast environment, there are a few things you can start with. The things you will mine are gold, which would then be used to buy supplies you'll need for crafting like a home, a few weapons, and other essential items. As the name suggests, the principal activity of Minecraft is mining and building.
