Fn + a: Selects the dock. You can then use arrow keys to select apps and hit return to launch any app. It’s a way to browse the dock with the keyboard. Fn + d: Lets you launch dictation on your Mac.

Text Editing Essentials: Shift+Arrows, Shift+Option+Arrows, and Command+Shift+Arrows Selecting text with a mouse is a drag, especially when your fingers are already on the keyboard.