Any user will find it useful to know to copy text without the mouse. To do this highlight the relevant text. This can be done by holding down the left mouse button and hold down the Shift key and moving the text using the arrow keys.
Now, to copy the selected text, press two keys: Ctrl and or Ctrl and Ins (Insert). The text will be copied to the clipboard of the operating system.
Move the cursor to the desired location and paste the text using the following key combination: Ctrl and V and Shift + Ins (Insert). Copied piece of text will immediately appear.
On some keyboards hotkeys for the basic commands printed on the bottom of the keypad buttons.